Home / 7,517.91-10,374.99-4,331.37

Finding the Fourth Proportional to 7,517.91, 10,374.99 and 4,331.37

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Solution

The fourth proportional to 7,517.91, 10,374.99 and 4,331.37 is: 5,977.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,517.91 : 10,374.99 = 4,331.37 : x
  2. Step 2: Convert to fraction form
    7,517.91/10,374.99 = 4,331.37/x
  3. Step 3: Cross multiply
    7,517.91x = 10,374.99 × 4,331.37
  4. Step 4: Simplify right side
    7,517.91x = 44,937,920.44
  5. Step 5: Solve for x
    x = 44,937,920.44/7,517.91
  6. Step 6: Final answer
    x = 5,977.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.