Home / 1,505.04-2,257.20-682.92

Finding the Fourth Proportional to 1,505.04, 2,257.20 and 682.92

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Solution

The fourth proportional to 1,505.04, 2,257.20 and 682.92 is: 1,024.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,505.04 : 2,257.20 = 682.92 : x
  2. Step 2: Convert to fraction form
    1,505.04/2,257.20 = 682.92/x
  3. Step 3: Cross multiply
    1,505.04x = 2,257.20 × 682.92
  4. Step 4: Simplify right side
    1,505.04x = 1,541,487.02
  5. Step 5: Solve for x
    x = 1,541,487.02/1,505.04
  6. Step 6: Final answer
    x = 1,024.22

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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.