Home / 3,417.18-5,125.77-1,772.70

Finding the Fourth Proportional to 3,417.18, 5,125.77 and 1,772.70

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Solution

The fourth proportional to 3,417.18, 5,125.77 and 1,772.70 is: 2,659.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,417.18 : 5,125.77 = 1,772.70 : x
  2. Step 2: Convert to fraction form
    3,417.18/5,125.77 = 1,772.70/x
  3. Step 3: Cross multiply
    3,417.18x = 5,125.77 × 1,772.70
  4. Step 4: Simplify right side
    3,417.18x = 9,086,452.48
  5. Step 5: Solve for x
    x = 9,086,452.48/3,417.18
  6. Step 6: Final answer
    x = 2,659.05

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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.