Home / 5,445.66-8,168.76-1,550.64

Finding the Fourth Proportional to 5,445.66, 8,168.76 and 1,550.64

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Solution

The fourth proportional to 5,445.66, 8,168.76 and 1,550.64 is: 2,326.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,445.66 : 8,168.76 = 1,550.64 : x
  2. Step 2: Convert to fraction form
    5,445.66/8,168.76 = 1,550.64/x
  3. Step 3: Cross multiply
    5,445.66x = 8,168.76 × 1,550.64
  4. Step 4: Simplify right side
    5,445.66x = 12,666,806.01
  5. Step 5: Solve for x
    x = 12,666,806.01/5,445.66
  6. Step 6: Final answer
    x = 2,326.04

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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.