Home / 6,070.20-9,104.99-1,687.70

Finding the Fourth Proportional to 6,070.20, 9,104.99 and 1,687.70

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Solution

The fourth proportional to 6,070.20, 9,104.99 and 1,687.70 is: 2,531.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,070.20 : 9,104.99 = 1,687.70 : x
  2. Step 2: Convert to fraction form
    6,070.20/9,104.99 = 1,687.70/x
  3. Step 3: Cross multiply
    6,070.20x = 9,104.99 × 1,687.70
  4. Step 4: Simplify right side
    6,070.20x = 15,366,437.66
  5. Step 5: Solve for x
    x = 15,366,437.66/6,070.20
  6. Step 6: Final answer
    x = 2,531.45

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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.