Home / 5,260.11-7,891.56-1,562.37

Finding the Fourth Proportional to 5,260.11, 7,891.56 and 1,562.37

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Solution

The fourth proportional to 5,260.11, 7,891.56 and 1,562.37 is: 2,343.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,260.11 : 7,891.56 = 1,562.37 : x
  2. Step 2: Convert to fraction form
    5,260.11/7,891.56 = 1,562.37/x
  3. Step 3: Cross multiply
    5,260.11x = 7,891.56 × 1,562.37
  4. Step 4: Simplify right side
    5,260.11x = 12,329,536.60
  5. Step 5: Solve for x
    x = 12,329,536.60/5,260.11
  6. Step 6: Final answer
    x = 2,343.97

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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.