Home / 10,108.34-15,164.16-3,445.44

Finding the Fourth Proportional to 10,108.34, 15,164.16 and 3,445.44

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Solution

The fourth proportional to 10,108.34, 15,164.16 and 3,445.44 is: 5,168.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,108.34 : 15,164.16 = 3,445.44 : x
  2. Step 2: Convert to fraction form
    10,108.34/15,164.16 = 3,445.44/x
  3. Step 3: Cross multiply
    10,108.34x = 15,164.16 × 3,445.44
  4. Step 4: Simplify right side
    10,108.34x = 52,247,203.43
  5. Step 5: Solve for x
    x = 52,247,203.43/10,108.34
  6. Step 6: Final answer
    x = 5,168.72

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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.