Home / 6,072.27-9,108.40-1,689.61

Finding the Fourth Proportional to 6,072.27, 9,108.40 and 1,689.61

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Solution

The fourth proportional to 6,072.27, 9,108.40 and 1,689.61 is: 2,534.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,072.27 : 9,108.40 = 1,689.61 : x
  2. Step 2: Convert to fraction form
    6,072.27/9,108.40 = 1,689.61/x
  3. Step 3: Cross multiply
    6,072.27x = 9,108.40 × 1,689.61
  4. Step 4: Simplify right side
    6,072.27x = 15,389,636.98
  5. Step 5: Solve for x
    x = 15,389,636.98/6,072.27
  6. Step 6: Final answer
    x = 2,534.41

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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.