Home / 9,874.28-13,624.61-5,895.78

Finding the Fourth Proportional to 9,874.28, 13,624.61 and 5,895.78

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Solution

The fourth proportional to 9,874.28, 13,624.61 and 5,895.78 is: 8,135.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,874.28 : 13,624.61 = 5,895.78 : x
  2. Step 2: Convert to fraction form
    9,874.28/13,624.61 = 5,895.78/x
  3. Step 3: Cross multiply
    9,874.28x = 13,624.61 × 5,895.78
  4. Step 4: Simplify right side
    9,874.28x = 80,327,673.67
  5. Step 5: Solve for x
    x = 80,327,673.67/9,874.28
  6. Step 6: Final answer
    x = 8,135.05

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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.