Home / 2,454.52-3,385.45-1,558.53

Finding the Fourth Proportional to 2,454.52, 3,385.45 and 1,558.53

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Solution

The fourth proportional to 2,454.52, 3,385.45 and 1,558.53 is: 2,149.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,454.52 : 3,385.45 = 1,558.53 : x
  2. Step 2: Convert to fraction form
    2,454.52/3,385.45 = 1,558.53/x
  3. Step 3: Cross multiply
    2,454.52x = 3,385.45 × 1,558.53
  4. Step 4: Simplify right side
    2,454.52x = 5,276,325.39
  5. Step 5: Solve for x
    x = 5,276,325.39/2,454.52
  6. Step 6: Final answer
    x = 2,149.64

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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.