Home / 5,168.15-7,751.06-1,470.29

Finding the Fourth Proportional to 5,168.15, 7,751.06 and 1,470.29

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Solution

The fourth proportional to 5,168.15, 7,751.06 and 1,470.29 is: 2,205.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,168.15 : 7,751.06 = 1,470.29 : x
  2. Step 2: Convert to fraction form
    5,168.15/7,751.06 = 1,470.29/x
  3. Step 3: Cross multiply
    5,168.15x = 7,751.06 × 1,470.29
  4. Step 4: Simplify right side
    5,168.15x = 11,396,318.03
  5. Step 5: Solve for x
    x = 11,396,318.03/5,168.15
  6. Step 6: Final answer
    x = 2,205.11

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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.