Home / 5,820.50-8,032.30-3,724.76

Finding the Fourth Proportional to 5,820.50, 8,032.30 and 3,724.76

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Solution

The fourth proportional to 5,820.50, 8,032.30 and 3,724.76 is: 5,140.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,820.50 : 8,032.30 = 3,724.76 : x
  2. Step 2: Convert to fraction form
    5,820.50/8,032.30 = 3,724.76/x
  3. Step 3: Cross multiply
    5,820.50x = 8,032.30 × 3,724.76
  4. Step 4: Simplify right side
    5,820.50x = 29,918,389.75
  5. Step 5: Solve for x
    x = 29,918,389.75/5,820.50
  6. Step 6: Final answer
    x = 5,140.18

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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.