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Finding the Fourth Proportional to 9,774.04, 14,661.05 and 2,378.50

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Solution

The fourth proportional to 9,774.04, 14,661.05 and 2,378.50 is: 3,567.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,774.04 : 14,661.05 = 2,378.50 : x
  2. Step 2: Convert to fraction form
    9,774.04/14,661.05 = 2,378.50/x
  3. Step 3: Cross multiply
    9,774.04x = 14,661.05 × 2,378.50
  4. Step 4: Simplify right side
    9,774.04x = 34,871,222.23
  5. Step 5: Solve for x
    x = 34,871,222.23/9,774.04
  6. Step 6: Final answer
    x = 3,567.74

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.