Home / 6,100.80-9,151.56-1,718.40

Finding the Fourth Proportional to 6,100.80, 9,151.56 and 1,718.40

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Solution

The fourth proportional to 6,100.80, 9,151.56 and 1,718.40 is: 2,577.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,100.80 : 9,151.56 = 1,718.40 : x
  2. Step 2: Convert to fraction form
    6,100.80/9,151.56 = 1,718.40/x
  3. Step 3: Cross multiply
    6,100.80x = 9,151.56 × 1,718.40
  4. Step 4: Simplify right side
    6,100.80x = 15,726,040.70
  5. Step 5: Solve for x
    x = 15,726,040.70/6,100.80
  6. Step 6: Final answer
    x = 2,577.70

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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.