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Finding the Fourth Proportional to 6,070.06, 9,105.09 and 1,687.52

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Solution

The fourth proportional to 6,070.06, 9,105.09 and 1,687.52 is: 2,531.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,070.06 : 9,105.09 = 1,687.52 : x
  2. Step 2: Convert to fraction form
    6,070.06/9,105.09 = 1,687.52/x
  3. Step 3: Cross multiply
    6,070.06x = 9,105.09 × 1,687.52
  4. Step 4: Simplify right side
    6,070.06x = 15,365,021.48
  5. Step 5: Solve for x
    x = 15,365,021.48/6,070.06
  6. Step 6: Final answer
    x = 2,531.28

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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.