Home / 7,616.30-11,427.18-5,532.78

Finding the Fourth Proportional to 7,616.30, 11,427.18 and 5,532.78

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Solution

The fourth proportional to 7,616.30, 11,427.18 and 5,532.78 is: 8,301.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,616.30 : 11,427.18 = 5,532.78 : x
  2. Step 2: Convert to fraction form
    7,616.30/11,427.18 = 5,532.78/x
  3. Step 3: Cross multiply
    7,616.30x = 11,427.18 × 5,532.78
  4. Step 4: Simplify right side
    7,616.30x = 63,224,072.96
  5. Step 5: Solve for x
    x = 63,224,072.96/7,616.30
  6. Step 6: Final answer
    x = 8,301.15

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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.