Home / 7,337.50-10,125.75-4,025.50

Finding the Fourth Proportional to 7,337.50, 10,125.75 and 4,025.50

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Solution

The fourth proportional to 7,337.50, 10,125.75 and 4,025.50 is: 5,555.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,337.50 : 10,125.75 = 4,025.50 : x
  2. Step 2: Convert to fraction form
    7,337.50/10,125.75 = 4,025.50/x
  3. Step 3: Cross multiply
    7,337.50x = 10,125.75 × 4,025.50
  4. Step 4: Simplify right side
    7,337.50x = 40,761,206.63
  5. Step 5: Solve for x
    x = 40,761,206.63/7,337.50
  6. Step 6: Final answer
    x = 5,555.19

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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.