Home / 1,517.25-2,275.65-593.10

Finding the Fourth Proportional to 1,517.25, 2,275.65 and 593.10

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Solution

The fourth proportional to 1,517.25, 2,275.65 and 593.10 is: 889.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,517.25 : 2,275.65 = 593.10 : x
  2. Step 2: Convert to fraction form
    1,517.25/2,275.65 = 593.10/x
  3. Step 3: Cross multiply
    1,517.25x = 2,275.65 × 593.10
  4. Step 4: Simplify right side
    1,517.25x = 1,349,688.02
  5. Step 5: Solve for x
    x = 1,349,688.02/1,517.25
  6. Step 6: Final answer
    x = 889.56

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.