Home / 4,839.19-6,680.55-3,423.99

Finding the Fourth Proportional to 4,839.19, 6,680.55 and 3,423.99

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Solution

The fourth proportional to 4,839.19, 6,680.55 and 3,423.99 is: 4,726.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,839.19 : 6,680.55 = 3,423.99 : x
  2. Step 2: Convert to fraction form
    4,839.19/6,680.55 = 3,423.99/x
  3. Step 3: Cross multiply
    4,839.19x = 6,680.55 × 3,423.99
  4. Step 4: Simplify right side
    4,839.19x = 22,874,102.99
  5. Step 5: Solve for x
    x = 22,874,102.99/4,839.19
  6. Step 6: Final answer
    x = 4,726.85

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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.