Home / 10,399.65-14,354.09-5,926.07

Finding the Fourth Proportional to 10,399.65, 14,354.09 and 5,926.07

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Solution

The fourth proportional to 10,399.65, 14,354.09 and 5,926.07 is: 8,179.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,399.65 : 14,354.09 = 5,926.07 : x
  2. Step 2: Convert to fraction form
    10,399.65/14,354.09 = 5,926.07/x
  3. Step 3: Cross multiply
    10,399.65x = 14,354.09 × 5,926.07
  4. Step 4: Simplify right side
    10,399.65x = 85,063,240.73
  5. Step 5: Solve for x
    x = 85,063,240.73/10,399.65
  6. Step 6: Final answer
    x = 8,179.43

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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.