Home / 11,395.18-17,098.91-5,551.79

Finding the Fourth Proportional to 11,395.18, 17,098.91 and 5,551.79

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Solution

The fourth proportional to 11,395.18, 17,098.91 and 5,551.79 is: 8,330.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,395.18 : 17,098.91 = 5,551.79 : x
  2. Step 2: Convert to fraction form
    11,395.18/17,098.91 = 5,551.79/x
  3. Step 3: Cross multiply
    11,395.18x = 17,098.91 × 5,551.79
  4. Step 4: Simplify right side
    11,395.18x = 94,929,569.10
  5. Step 5: Solve for x
    x = 94,929,569.10/11,395.18
  6. Step 6: Final answer
    x = 8,330.68

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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.