Home / 11,188.48-15,440.28-6,152.92

Finding the Fourth Proportional to 11,188.48, 15,440.28 and 6,152.92

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Solution

The fourth proportional to 11,188.48, 15,440.28 and 6,152.92 is: 8,491.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,188.48 : 15,440.28 = 6,152.92 : x
  2. Step 2: Convert to fraction form
    11,188.48/15,440.28 = 6,152.92/x
  3. Step 3: Cross multiply
    11,188.48x = 15,440.28 × 6,152.92
  4. Step 4: Simplify right side
    11,188.48x = 95,002,807.62
  5. Step 5: Solve for x
    x = 95,002,807.62/11,188.48
  6. Step 6: Final answer
    x = 8,491.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.