Home / 4,810.11-7,209.66-2,179.62

Finding the Fourth Proportional to 4,810.11, 7,209.66 and 2,179.62

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Solution

The fourth proportional to 4,810.11, 7,209.66 and 2,179.62 is: 3,266.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,810.11 : 7,209.66 = 2,179.62 : x
  2. Step 2: Convert to fraction form
    4,810.11/7,209.66 = 2,179.62/x
  3. Step 3: Cross multiply
    4,810.11x = 7,209.66 × 2,179.62
  4. Step 4: Simplify right side
    4,810.11x = 15,714,319.13
  5. Step 5: Solve for x
    x = 15,714,319.13/4,810.11
  6. Step 6: Final answer
    x = 3,266.94

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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.