Home / 11,484.80-17,217.97-6,557.90

Finding the Fourth Proportional to 11,484.80, 17,217.97 and 6,557.90

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Solution

The fourth proportional to 11,484.80, 17,217.97 and 6,557.90 is: 9,831.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,484.80 : 17,217.97 = 6,557.90 : x
  2. Step 2: Convert to fraction form
    11,484.80/17,217.97 = 6,557.90/x
  3. Step 3: Cross multiply
    11,484.80x = 17,217.97 × 6,557.90
  4. Step 4: Simplify right side
    11,484.80x = 112,913,725.46
  5. Step 5: Solve for x
    x = 112,913,725.46/11,484.80
  6. Step 6: Final answer
    x = 9,831.58

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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.