Home / 8,944.90-12,341.46-5,591.13

Finding the Fourth Proportional to 8,944.90, 12,341.46 and 5,591.13

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Solution

The fourth proportional to 8,944.90, 12,341.46 and 5,591.13 is: 7,714.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,944.90 : 12,341.46 = 5,591.13 : x
  2. Step 2: Convert to fraction form
    8,944.90/12,341.46 = 5,591.13/x
  3. Step 3: Cross multiply
    8,944.90x = 12,341.46 × 5,591.13
  4. Step 4: Simplify right side
    8,944.90x = 69,002,681.94
  5. Step 5: Solve for x
    x = 69,002,681.94/8,944.90
  6. Step 6: Final answer
    x = 7,714.19

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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.