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Finding the Fourth Proportional to 6,677.44, 9,980.80 and 6,017.92

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Solution

The fourth proportional to 6,677.44, 9,980.80 and 6,017.92 is: 8,995.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,677.44 : 9,980.80 = 6,017.92 : x
  2. Step 2: Convert to fraction form
    6,677.44/9,980.80 = 6,017.92/x
  3. Step 3: Cross multiply
    6,677.44x = 9,980.80 × 6,017.92
  4. Step 4: Simplify right side
    6,677.44x = 60,063,655.94
  5. Step 5: Solve for x
    x = 60,063,655.94/6,677.44
  6. Step 6: Final answer
    x = 8,995.01

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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.