Home / 1,542.02-2,310.78-1,170.24

Finding the Fourth Proportional to 1,542.02, 2,310.78 and 1,170.24

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Solution

The fourth proportional to 1,542.02, 2,310.78 and 1,170.24 is: 1,753.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,542.02 : 2,310.78 = 1,170.24 : x
  2. Step 2: Convert to fraction form
    1,542.02/2,310.78 = 1,170.24/x
  3. Step 3: Cross multiply
    1,542.02x = 2,310.78 × 1,170.24
  4. Step 4: Simplify right side
    1,542.02x = 2,704,167.19
  5. Step 5: Solve for x
    x = 2,704,167.19/1,542.02
  6. Step 6: Final answer
    x = 1,753.65

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1.5x scale

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.