Home / 5,031.72-7,548-1,333.88

Finding the Fourth Proportional to 5,031.72, 7,548 and 1,333.88

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Solution

The fourth proportional to 5,031.72, 7,548 and 1,333.88 is: 2,000.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,031.72 : 7,548 = 1,333.88 : x
  2. Step 2: Convert to fraction form
    5,031.72/7,548 = 1,333.88/x
  3. Step 3: Cross multiply
    5,031.72x = 7,548 × 1,333.88
  4. Step 4: Simplify right side
    5,031.72x = 10,068,126.24
  5. Step 5: Solve for x
    x = 10,068,126.24/5,031.72
  6. Step 6: Final answer
    x = 2,000.93

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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.