Home / 4,769.20-6,567.12-3,981.84

Finding the Fourth Proportional to 4,769.20, 6,567.12 and 3,981.84

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Solution

The fourth proportional to 4,769.20, 6,567.12 and 3,981.84 is: 5,482.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,769.20 : 6,567.12 = 3,981.84 : x
  2. Step 2: Convert to fraction form
    4,769.20/6,567.12 = 3,981.84/x
  3. Step 3: Cross multiply
    4,769.20x = 6,567.12 × 3,981.84
  4. Step 4: Simplify right side
    4,769.20x = 26,149,221.10
  5. Step 5: Solve for x
    x = 26,149,221.10/4,769.20
  6. Step 6: Final answer
    x = 5,482.94

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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.