Home / 3,117.26-4,301.87-1,700.95

Finding the Fourth Proportional to 3,117.26, 4,301.87 and 1,700.95

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Solution

The fourth proportional to 3,117.26, 4,301.87 and 1,700.95 is: 2,347.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,117.26 : 4,301.87 = 1,700.95 : x
  2. Step 2: Convert to fraction form
    3,117.26/4,301.87 = 1,700.95/x
  3. Step 3: Cross multiply
    3,117.26x = 4,301.87 × 1,700.95
  4. Step 4: Simplify right side
    3,117.26x = 7,317,265.78
  5. Step 5: Solve for x
    x = 7,317,265.78/3,117.26
  6. Step 6: Final answer
    x = 2,347.34

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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.