Home / 5,690.04-8,520.66-3,839.16

Finding the Fourth Proportional to 5,690.04, 8,520.66 and 3,839.16

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Solution

The fourth proportional to 5,690.04, 8,520.66 and 3,839.16 is: 5,749.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,690.04 : 8,520.66 = 3,839.16 : x
  2. Step 2: Convert to fraction form
    5,690.04/8,520.66 = 3,839.16/x
  3. Step 3: Cross multiply
    5,690.04x = 8,520.66 × 3,839.16
  4. Step 4: Simplify right side
    5,690.04x = 32,712,177.05
  5. Step 5: Solve for x
    x = 32,712,177.05/5,690.04
  6. Step 6: Final answer
    x = 5,749.02

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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.