Home / 5,445.98-8,168.80-1,550.39

Finding the Fourth Proportional to 5,445.98, 8,168.80 and 1,550.39

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Solution

The fourth proportional to 5,445.98, 8,168.80 and 1,550.39 is: 2,325.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,445.98 : 8,168.80 = 1,550.39 : x
  2. Step 2: Convert to fraction form
    5,445.98/8,168.80 = 1,550.39/x
  3. Step 3: Cross multiply
    5,445.98x = 8,168.80 × 1,550.39
  4. Step 4: Simplify right side
    5,445.98x = 12,664,809.29
  5. Step 5: Solve for x
    x = 12,664,809.29/5,445.98
  6. Step 6: Final answer
    x = 2,325.53

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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.