Home / 11,048.08-15,248.28-6,331.44

Finding the Fourth Proportional to 11,048.08, 15,248.28 and 6,331.44

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Solution

The fourth proportional to 11,048.08, 15,248.28 and 6,331.44 is: 8,738.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,048.08 : 15,248.28 = 6,331.44 : x
  2. Step 2: Convert to fraction form
    11,048.08/15,248.28 = 6,331.44/x
  3. Step 3: Cross multiply
    11,048.08x = 15,248.28 × 6,331.44
  4. Step 4: Simplify right side
    11,048.08x = 96,543,569.92
  5. Step 5: Solve for x
    x = 96,543,569.92/11,048.08
  6. Step 6: Final answer
    x = 8,738.49

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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.