Home / 5,262.20-7,311.67-5,207.36

Finding the Fourth Proportional to 5,262.20, 7,311.67 and 5,207.36

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Solution

The fourth proportional to 5,262.20, 7,311.67 and 5,207.36 is: 7,235.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,262.20 : 7,311.67 = 5,207.36 : x
  2. Step 2: Convert to fraction form
    5,262.20/7,311.67 = 5,207.36/x
  3. Step 3: Cross multiply
    5,262.20x = 7,311.67 × 5,207.36
  4. Step 4: Simplify right side
    5,262.20x = 38,074,497.89
  5. Step 5: Solve for x
    x = 38,074,497.89/5,262.20
  6. Step 6: Final answer
    x = 7,235.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.