Home / 4,128.60-6,201.14-2,488.35

Finding the Fourth Proportional to 4,128.60, 6,201.14 and 2,488.35

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Solution

The fourth proportional to 4,128.60, 6,201.14 and 2,488.35 is: 3,737.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,128.60 : 6,201.14 = 2,488.35 : x
  2. Step 2: Convert to fraction form
    4,128.60/6,201.14 = 2,488.35/x
  3. Step 3: Cross multiply
    4,128.60x = 6,201.14 × 2,488.35
  4. Step 4: Simplify right side
    4,128.60x = 15,430,594.28
  5. Step 5: Solve for x
    x = 15,430,594.28/4,128.60
  6. Step 6: Final answer
    x = 3,737.49

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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.