Home / 6,070.34-9,105.52-1,687.80

Finding the Fourth Proportional to 6,070.34, 9,105.52 and 1,687.80

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Solution

The fourth proportional to 6,070.34, 9,105.52 and 1,687.80 is: 2,531.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,070.34 : 9,105.52 = 1,687.80 : x
  2. Step 2: Convert to fraction form
    6,070.34/9,105.52 = 1,687.80/x
  3. Step 3: Cross multiply
    6,070.34x = 9,105.52 × 1,687.80
  4. Step 4: Simplify right side
    6,070.34x = 15,368,296.66
  5. Step 5: Solve for x
    x = 15,368,296.66/6,070.34
  6. Step 6: Final answer
    x = 2,531.70

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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.