Home / 11,232.57-15,498.59-6,453.98

Finding the Fourth Proportional to 11,232.57, 15,498.59 and 6,453.98

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Solution

The fourth proportional to 11,232.57, 15,498.59 and 6,453.98 is: 8,905.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,232.57 : 15,498.59 = 6,453.98 : x
  2. Step 2: Convert to fraction form
    11,232.57/15,498.59 = 6,453.98/x
  3. Step 3: Cross multiply
    11,232.57x = 15,498.59 × 6,453.98
  4. Step 4: Simplify right side
    11,232.57x = 100,027,480.13
  5. Step 5: Solve for x
    x = 100,027,480.13/11,232.57
  6. Step 6: Final answer
    x = 8,905.13

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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.