Home / 5,431.68-7,496.28-3,337.20

Finding the Fourth Proportional to 5,431.68, 7,496.28 and 3,337.20

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Solution

The fourth proportional to 5,431.68, 7,496.28 and 3,337.20 is: 4,605.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,431.68 : 7,496.28 = 3,337.20 : x
  2. Step 2: Convert to fraction form
    5,431.68/7,496.28 = 3,337.20/x
  3. Step 3: Cross multiply
    5,431.68x = 7,496.28 × 3,337.20
  4. Step 4: Simplify right side
    5,431.68x = 25,016,585.62
  5. Step 5: Solve for x
    x = 25,016,585.62/5,431.68
  6. Step 6: Final answer
    x = 4,605.68

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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.