Home / 11,538.06-17,307.12-3,641.31

Finding the Fourth Proportional to 11,538.06, 17,307.12 and 3,641.31

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Solution

The fourth proportional to 11,538.06, 17,307.12 and 3,641.31 is: 5,461.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,538.06 : 17,307.12 = 3,641.31 : x
  2. Step 2: Convert to fraction form
    11,538.06/17,307.12 = 3,641.31/x
  3. Step 3: Cross multiply
    11,538.06x = 17,307.12 × 3,641.31
  4. Step 4: Simplify right side
    11,538.06x = 63,020,589.13
  5. Step 5: Solve for x
    x = 63,020,589.13/11,538.06
  6. Step 6: Final answer
    x = 5,461.97

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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.