Home / 10,447.48-14,417.48-5,732.06

Finding the Fourth Proportional to 10,447.48, 14,417.48 and 5,732.06

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Solution

The fourth proportional to 10,447.48, 14,417.48 and 5,732.06 is: 7,910.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,447.48 : 14,417.48 = 5,732.06 : x
  2. Step 2: Convert to fraction form
    10,447.48/14,417.48 = 5,732.06/x
  3. Step 3: Cross multiply
    10,447.48x = 14,417.48 × 5,732.06
  4. Step 4: Simplify right side
    10,447.48x = 82,641,860.41
  5. Step 5: Solve for x
    x = 82,641,860.41/10,447.48
  6. Step 6: Final answer
    x = 7,910.22

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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.