Home / 1,753.53-2,419.11-1,230.27

Finding the Fourth Proportional to 1,753.53, 2,419.11 and 1,230.27

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Solution

The fourth proportional to 1,753.53, 2,419.11 and 1,230.27 is: 1,697.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,753.53 : 2,419.11 = 1,230.27 : x
  2. Step 2: Convert to fraction form
    1,753.53/2,419.11 = 1,230.27/x
  3. Step 3: Cross multiply
    1,753.53x = 2,419.11 × 1,230.27
  4. Step 4: Simplify right side
    1,753.53x = 2,976,158.46
  5. Step 5: Solve for x
    x = 2,976,158.46/1,753.53
  6. Step 6: Final answer
    x = 1,697.24

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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.