Home / 4,166.16-6,251.52-1,393.68

Finding the Fourth Proportional to 4,166.16, 6,251.52 and 1,393.68

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Solution

The fourth proportional to 4,166.16, 6,251.52 and 1,393.68 is: 2,091.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,166.16 : 6,251.52 = 1,393.68 : x
  2. Step 2: Convert to fraction form
    4,166.16/6,251.52 = 1,393.68/x
  3. Step 3: Cross multiply
    4,166.16x = 6,251.52 × 1,393.68
  4. Step 4: Simplify right side
    4,166.16x = 8,712,618.39
  5. Step 5: Solve for x
    x = 8,712,618.39/4,166.16
  6. Step 6: Final answer
    x = 2,091.28

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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.