Home / 8,966.70-12,373.56-5,608.44

Finding the Fourth Proportional to 8,966.70, 12,373.56 and 5,608.44

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Solution

The fourth proportional to 8,966.70, 12,373.56 and 5,608.44 is: 7,739.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,966.70 : 12,373.56 = 5,608.44 : x
  2. Step 2: Convert to fraction form
    8,966.70/12,373.56 = 5,608.44/x
  3. Step 3: Cross multiply
    8,966.70x = 12,373.56 × 5,608.44
  4. Step 4: Simplify right side
    8,966.70x = 69,396,368.85
  5. Step 5: Solve for x
    x = 69,396,368.85/8,966.70
  6. Step 6: Final answer
    x = 7,739.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.