Home / 5,812.40-8,020.82-3,294.36

Finding the Fourth Proportional to 5,812.40, 8,020.82 and 3,294.36

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Solution

The fourth proportional to 5,812.40, 8,020.82 and 3,294.36 is: 4,546.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,812.40 : 8,020.82 = 3,294.36 : x
  2. Step 2: Convert to fraction form
    5,812.40/8,020.82 = 3,294.36/x
  3. Step 3: Cross multiply
    5,812.40x = 8,020.82 × 3,294.36
  4. Step 4: Simplify right side
    5,812.40x = 26,423,452.10
  5. Step 5: Solve for x
    x = 26,423,452.10/5,812.40
  6. Step 6: Final answer
    x = 4,546.05

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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.