Home / 3,454.38-4,768.65-2,037.59

Finding the Fourth Proportional to 3,454.38, 4,768.65 and 2,037.59

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Solution

The fourth proportional to 3,454.38, 4,768.65 and 2,037.59 is: 2,812.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,454.38 : 4,768.65 = 2,037.59 : x
  2. Step 2: Convert to fraction form
    3,454.38/4,768.65 = 2,037.59/x
  3. Step 3: Cross multiply
    3,454.38x = 4,768.65 × 2,037.59
  4. Step 4: Simplify right side
    3,454.38x = 9,716,543.37
  5. Step 5: Solve for x
    x = 9,716,543.37/3,454.38
  6. Step 6: Final answer
    x = 2,812.82

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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.