Home / 3,445.32-5,168.31-1,104.74

Finding the Fourth Proportional to 3,445.32, 5,168.31 and 1,104.74

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Solution

The fourth proportional to 3,445.32, 5,168.31 and 1,104.74 is: 1,657.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,445.32 : 5,168.31 = 1,104.74 : x
  2. Step 2: Convert to fraction form
    3,445.32/5,168.31 = 1,104.74/x
  3. Step 3: Cross multiply
    3,445.32x = 5,168.31 × 1,104.74
  4. Step 4: Simplify right side
    3,445.32x = 5,709,612.95
  5. Step 5: Solve for x
    x = 5,709,612.95/3,445.32
  6. Step 6: Final answer
    x = 1,657.21

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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.