Home / 4,523.86-6,816.61-3,720.14

Finding the Fourth Proportional to 4,523.86, 6,816.61 and 3,720.14

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Solution

The fourth proportional to 4,523.86, 6,816.61 and 3,720.14 is: 5,605.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,523.86 : 6,816.61 = 3,720.14 : x
  2. Step 2: Convert to fraction form
    4,523.86/6,816.61 = 3,720.14/x
  3. Step 3: Cross multiply
    4,523.86x = 6,816.61 × 3,720.14
  4. Step 4: Simplify right side
    4,523.86x = 25,358,724.92
  5. Step 5: Solve for x
    x = 25,358,724.92/4,523.86
  6. Step 6: Final answer
    x = 5,605.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.