Home / 5,488.83-8,251.47-4,256.82

Finding the Fourth Proportional to 5,488.83, 8,251.47 and 4,256.82

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Solution

The fourth proportional to 5,488.83, 8,251.47 and 4,256.82 is: 6,399.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,488.83 : 8,251.47 = 4,256.82 : x
  2. Step 2: Convert to fraction form
    5,488.83/8,251.47 = 4,256.82/x
  3. Step 3: Cross multiply
    5,488.83x = 8,251.47 × 4,256.82
  4. Step 4: Simplify right side
    5,488.83x = 35,125,022.53
  5. Step 5: Solve for x
    x = 35,125,022.53/5,488.83
  6. Step 6: Final answer
    x = 6,399.36

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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.