Home / 5,272.70-7,911.34-2,501.34

Finding the Fourth Proportional to 5,272.70, 7,911.34 and 2,501.34

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Solution

The fourth proportional to 5,272.70, 7,911.34 and 2,501.34 is: 3,753.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,272.70 : 7,911.34 = 2,501.34 : x
  2. Step 2: Convert to fraction form
    5,272.70/7,911.34 = 2,501.34/x
  3. Step 3: Cross multiply
    5,272.70x = 7,911.34 × 2,501.34
  4. Step 4: Simplify right side
    5,272.70x = 19,788,951.20
  5. Step 5: Solve for x
    x = 19,788,951.20/5,272.70
  6. Step 6: Final answer
    x = 3,753.10

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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.