Home / 5,020.42-7,531.30-1,732.64

Finding the Fourth Proportional to 5,020.42, 7,531.30 and 1,732.64

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Solution

The fourth proportional to 5,020.42, 7,531.30 and 1,732.64 is: 2,599.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,020.42 : 7,531.30 = 1,732.64 : x
  2. Step 2: Convert to fraction form
    5,020.42/7,531.30 = 1,732.64/x
  3. Step 3: Cross multiply
    5,020.42x = 7,531.30 × 1,732.64
  4. Step 4: Simplify right side
    5,020.42x = 13,049,031.63
  5. Step 5: Solve for x
    x = 13,049,031.63/5,020.42
  6. Step 6: Final answer
    x = 2,599.19

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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.