Home / 7,127.82-10,677.36-5,969.40

Finding the Fourth Proportional to 7,127.82, 10,677.36 and 5,969.40

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Solution

The fourth proportional to 7,127.82, 10,677.36 and 5,969.40 is: 8,942.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,127.82 : 10,677.36 = 5,969.40 : x
  2. Step 2: Convert to fraction form
    7,127.82/10,677.36 = 5,969.40/x
  3. Step 3: Cross multiply
    7,127.82x = 10,677.36 × 5,969.40
  4. Step 4: Simplify right side
    7,127.82x = 63,737,432.78
  5. Step 5: Solve for x
    x = 63,737,432.78/7,127.82
  6. Step 6: Final answer
    x = 8,942.07

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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.