Home / 11,689.47-17,534.20-2,924.38

Finding the Fourth Proportional to 11,689.47, 17,534.20 and 2,924.38

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Solution

The fourth proportional to 11,689.47, 17,534.20 and 2,924.38 is: 4,386.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,689.47 : 17,534.20 = 2,924.38 : x
  2. Step 2: Convert to fraction form
    11,689.47/17,534.20 = 2,924.38/x
  3. Step 3: Cross multiply
    11,689.47x = 17,534.20 × 2,924.38
  4. Step 4: Simplify right side
    11,689.47x = 51,276,663.80
  5. Step 5: Solve for x
    x = 51,276,663.80/11,689.47
  6. Step 6: Final answer
    x = 4,386.57

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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.