Home / 4,291.52-6,402.72-3,823.70

Finding the Fourth Proportional to 4,291.52, 6,402.72 and 3,823.70

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Solution

The fourth proportional to 4,291.52, 6,402.72 and 3,823.70 is: 5,704.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,291.52 : 6,402.72 = 3,823.70 : x
  2. Step 2: Convert to fraction form
    4,291.52/6,402.72 = 3,823.70/x
  3. Step 3: Cross multiply
    4,291.52x = 6,402.72 × 3,823.70
  4. Step 4: Simplify right side
    4,291.52x = 24,482,061.35
  5. Step 5: Solve for x
    x = 24,482,061.35/4,291.52
  6. Step 6: Final answer
    x = 5,704.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.