Home / 11,390.16-17,085.14-3,598.97

Finding the Fourth Proportional to 11,390.16, 17,085.14 and 3,598.97

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Solution

The fourth proportional to 11,390.16, 17,085.14 and 3,598.97 is: 5,398.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,390.16 : 17,085.14 = 3,598.97 : x
  2. Step 2: Convert to fraction form
    11,390.16/17,085.14 = 3,598.97/x
  3. Step 3: Cross multiply
    11,390.16x = 17,085.14 × 3,598.97
  4. Step 4: Simplify right side
    11,390.16x = 61,488,931.02
  5. Step 5: Solve for x
    x = 61,488,931.02/11,390.16
  6. Step 6: Final answer
    x = 5,398.43

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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.