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Finding the Fourth Proportional to 5,581.26, 8,373.15 and 1,883.40

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Solution

The fourth proportional to 5,581.26, 8,373.15 and 1,883.40 is: 2,825.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,581.26 : 8,373.15 = 1,883.40 : x
  2. Step 2: Convert to fraction form
    5,581.26/8,373.15 = 1,883.40/x
  3. Step 3: Cross multiply
    5,581.26x = 8,373.15 × 1,883.40
  4. Step 4: Simplify right side
    5,581.26x = 15,769,990.71
  5. Step 5: Solve for x
    x = 15,769,990.71/5,581.26
  6. Step 6: Final answer
    x = 2,825.53

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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.