Home / 9,124.53-12,593.52-5,540.28

Finding the Fourth Proportional to 9,124.53, 12,593.52 and 5,540.28

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Solution

The fourth proportional to 9,124.53, 12,593.52 and 5,540.28 is: 7,646.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,124.53 : 12,593.52 = 5,540.28 : x
  2. Step 2: Convert to fraction form
    9,124.53/12,593.52 = 5,540.28/x
  3. Step 3: Cross multiply
    9,124.53x = 12,593.52 × 5,540.28
  4. Step 4: Simplify right side
    9,124.53x = 69,771,626.99
  5. Step 5: Solve for x
    x = 69,771,626.99/9,124.53
  6. Step 6: Final answer
    x = 7,646.60

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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.