Home / 10,502.09-14,489.80-6,251.02

Finding the Fourth Proportional to 10,502.09, 14,489.80 and 6,251.02

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Solution

The fourth proportional to 10,502.09, 14,489.80 and 6,251.02 is: 8,624.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,502.09 : 14,489.80 = 6,251.02 : x
  2. Step 2: Convert to fraction form
    10,502.09/14,489.80 = 6,251.02/x
  3. Step 3: Cross multiply
    10,502.09x = 14,489.80 × 6,251.02
  4. Step 4: Simplify right side
    10,502.09x = 90,576,029.60
  5. Step 5: Solve for x
    x = 90,576,029.60/10,502.09
  6. Step 6: Final answer
    x = 8,624.57

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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.