Home / 8,837.15-13,204.70-6,685.92

Finding the Fourth Proportional to 8,837.15, 13,204.70 and 6,685.92

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Solution

The fourth proportional to 8,837.15, 13,204.70 and 6,685.92 is: 9,990.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,837.15 : 13,204.70 = 6,685.92 : x
  2. Step 2: Convert to fraction form
    8,837.15/13,204.70 = 6,685.92/x
  3. Step 3: Cross multiply
    8,837.15x = 13,204.70 × 6,685.92
  4. Step 4: Simplify right side
    8,837.15x = 88,285,503.52
  5. Step 5: Solve for x
    x = 88,285,503.52/8,837.15
  6. Step 6: Final answer
    x = 9,990.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.