Home / 9,774.28-14,661.33-2,378.74

Finding the Fourth Proportional to 9,774.28, 14,661.33 and 2,378.74

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Solution

The fourth proportional to 9,774.28, 14,661.33 and 2,378.74 is: 3,568.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,774.28 : 14,661.33 = 2,378.74 : x
  2. Step 2: Convert to fraction form
    9,774.28/14,661.33 = 2,378.74/x
  3. Step 3: Cross multiply
    9,774.28x = 14,661.33 × 2,378.74
  4. Step 4: Simplify right side
    9,774.28x = 34,875,492.12
  5. Step 5: Solve for x
    x = 34,875,492.12/9,774.28
  6. Step 6: Final answer
    x = 3,568.09

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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.