Home / 5,020.56-7,531.24-1,557.76

Finding the Fourth Proportional to 5,020.56, 7,531.24 and 1,557.76

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Solution

The fourth proportional to 5,020.56, 7,531.24 and 1,557.76 is: 2,336.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,020.56 : 7,531.24 = 1,557.76 : x
  2. Step 2: Convert to fraction form
    5,020.56/7,531.24 = 1,557.76/x
  3. Step 3: Cross multiply
    5,020.56x = 7,531.24 × 1,557.76
  4. Step 4: Simplify right side
    5,020.56x = 11,731,864.42
  5. Step 5: Solve for x
    x = 11,731,864.42/5,020.56
  6. Step 6: Final answer
    x = 2,336.76

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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.