Home / 4,818.15-6,641.36-3,932.43

Finding the Fourth Proportional to 4,818.15, 6,641.36 and 3,932.43

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Solution

The fourth proportional to 4,818.15, 6,641.36 and 3,932.43 is: 5,420.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,818.15 : 6,641.36 = 3,932.43 : x
  2. Step 2: Convert to fraction form
    4,818.15/6,641.36 = 3,932.43/x
  3. Step 3: Cross multiply
    4,818.15x = 6,641.36 × 3,932.43
  4. Step 4: Simplify right side
    4,818.15x = 26,116,663.64
  5. Step 5: Solve for x
    x = 26,116,663.64/4,818.15
  6. Step 6: Final answer
    x = 5,420.48

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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.