Home / 11,233.57-15,499.96-6,454.98

Finding the Fourth Proportional to 11,233.57, 15,499.96 and 6,454.98

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Solution

The fourth proportional to 11,233.57, 15,499.96 and 6,454.98 is: 8,906.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,233.57 : 15,499.96 = 6,454.98 : x
  2. Step 2: Convert to fraction form
    11,233.57/15,499.96 = 6,454.98/x
  3. Step 3: Cross multiply
    11,233.57x = 15,499.96 × 6,454.98
  4. Step 4: Simplify right side
    11,233.57x = 100,051,931.80
  5. Step 5: Solve for x
    x = 100,051,931.80/11,233.57
  6. Step 6: Final answer
    x = 8,906.51

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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.