Home / 5,607.28-7,737.96-3,340.20

Finding the Fourth Proportional to 5,607.28, 7,737.96 and 3,340.20

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Solution

The fourth proportional to 5,607.28, 7,737.96 and 3,340.20 is: 4,609.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,607.28 : 7,737.96 = 3,340.20 : x
  2. Step 2: Convert to fraction form
    5,607.28/7,737.96 = 3,340.20/x
  3. Step 3: Cross multiply
    5,607.28x = 7,737.96 × 3,340.20
  4. Step 4: Simplify right side
    5,607.28x = 25,846,333.99
  5. Step 5: Solve for x
    x = 25,846,333.99/5,607.28
  6. Step 6: Final answer
    x = 4,609.42

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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.