Home / 4,549.13-6,816.38-3,820.13

Finding the Fourth Proportional to 4,549.13, 6,816.38 and 3,820.13

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Solution

The fourth proportional to 4,549.13, 6,816.38 and 3,820.13 is: 5,724.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,549.13 : 6,816.38 = 3,820.13 : x
  2. Step 2: Convert to fraction form
    4,549.13/6,816.38 = 3,820.13/x
  3. Step 3: Cross multiply
    4,549.13x = 6,816.38 × 3,820.13
  4. Step 4: Simplify right side
    4,549.13x = 26,039,404.55
  5. Step 5: Solve for x
    x = 26,039,404.55/4,549.13
  6. Step 6: Final answer
    x = 5,724.05

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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.