Home / 4,877.43-6,723.64-3,456.72

Finding the Fourth Proportional to 4,877.43, 6,723.64 and 3,456.72

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Solution

The fourth proportional to 4,877.43, 6,723.64 and 3,456.72 is: 4,765.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,877.43 : 6,723.64 = 3,456.72 : x
  2. Step 2: Convert to fraction form
    4,877.43/6,723.64 = 3,456.72/x
  3. Step 3: Cross multiply
    4,877.43x = 6,723.64 × 3,456.72
  4. Step 4: Simplify right side
    4,877.43x = 23,241,740.86
  5. Step 5: Solve for x
    x = 23,241,740.86/4,877.43
  6. Step 6: Final answer
    x = 4,765.16

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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.