Home / 4,168.32-5,750.64-2,909.04

Finding the Fourth Proportional to 4,168.32, 5,750.64 and 2,909.04

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Solution

The fourth proportional to 4,168.32, 5,750.64 and 2,909.04 is: 4,013.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,168.32 : 5,750.64 = 2,909.04 : x
  2. Step 2: Convert to fraction form
    4,168.32/5,750.64 = 2,909.04/x
  3. Step 3: Cross multiply
    4,168.32x = 5,750.64 × 2,909.04
  4. Step 4: Simplify right side
    4,168.32x = 16,728,841.79
  5. Step 5: Solve for x
    x = 16,728,841.79/4,168.32
  6. Step 6: Final answer
    x = 4,013.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.