Home / 5,450.76-8,159.13-3,574.53

Finding the Fourth Proportional to 5,450.76, 8,159.13 and 3,574.53

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Solution

The fourth proportional to 5,450.76, 8,159.13 and 3,574.53 is: 5,350.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,450.76 : 8,159.13 = 3,574.53 : x
  2. Step 2: Convert to fraction form
    5,450.76/8,159.13 = 3,574.53/x
  3. Step 3: Cross multiply
    5,450.76x = 8,159.13 × 3,574.53
  4. Step 4: Simplify right side
    5,450.76x = 29,165,054.96
  5. Step 5: Solve for x
    x = 29,165,054.96/5,450.76
  6. Step 6: Final answer
    x = 5,350.64

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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.