Home / 5,470.13-8,209.16-2,184.15

Finding the Fourth Proportional to 5,470.13, 8,209.16 and 2,184.15

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Solution

The fourth proportional to 5,470.13, 8,209.16 and 2,184.15 is: 3,277.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,470.13 : 8,209.16 = 2,184.15 : x
  2. Step 2: Convert to fraction form
    5,470.13/8,209.16 = 2,184.15/x
  3. Step 3: Cross multiply
    5,470.13x = 8,209.16 × 2,184.15
  4. Step 4: Simplify right side
    5,470.13x = 17,930,025.89
  5. Step 5: Solve for x
    x = 17,930,025.89/5,470.13
  6. Step 6: Final answer
    x = 3,277.81

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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.