Home / 9,390.06-14,084.55-6,407.10

Finding the Fourth Proportional to 9,390.06, 14,084.55 and 6,407.10

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Solution

The fourth proportional to 9,390.06, 14,084.55 and 6,407.10 is: 9,610.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,390.06 : 14,084.55 = 6,407.10 : x
  2. Step 2: Convert to fraction form
    9,390.06/14,084.55 = 6,407.10/x
  3. Step 3: Cross multiply
    9,390.06x = 14,084.55 × 6,407.10
  4. Step 4: Simplify right side
    9,390.06x = 90,241,120.31
  5. Step 5: Solve for x
    x = 90,241,120.31/9,390.06
  6. Step 6: Final answer
    x = 9,610.28

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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.