Home / 2,529.53-3,490.41-1,534.85

Finding the Fourth Proportional to 2,529.53, 3,490.41 and 1,534.85

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Solution

The fourth proportional to 2,529.53, 3,490.41 and 1,534.85 is: 2,117.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,529.53 : 3,490.41 = 1,534.85 : x
  2. Step 2: Convert to fraction form
    2,529.53/3,490.41 = 1,534.85/x
  3. Step 3: Cross multiply
    2,529.53x = 3,490.41 × 1,534.85
  4. Step 4: Simplify right side
    2,529.53x = 5,357,230.66
  5. Step 5: Solve for x
    x = 5,357,230.66/2,529.53
  6. Step 6: Final answer
    x = 2,117.88

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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.