Home / 10,439.56-14,407.14-6,249.16

Finding the Fourth Proportional to 10,439.56, 14,407.14 and 6,249.16

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Solution

The fourth proportional to 10,439.56, 14,407.14 and 6,249.16 is: 8,624.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,439.56 : 14,407.14 = 6,249.16 : x
  2. Step 2: Convert to fraction form
    10,439.56/14,407.14 = 6,249.16/x
  3. Step 3: Cross multiply
    10,439.56x = 14,407.14 × 6,249.16
  4. Step 4: Simplify right side
    10,439.56x = 90,032,523.00
  5. Step 5: Solve for x
    x = 90,032,523.00/10,439.56
  6. Step 6: Final answer
    x = 8,624.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.