Home / 4,818.50-6,649.54-2,722.58

Finding the Fourth Proportional to 4,818.50, 6,649.54 and 2,722.58

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Solution

The fourth proportional to 4,818.50, 6,649.54 and 2,722.58 is: 3,757.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,818.50 : 6,649.54 = 2,722.58 : x
  2. Step 2: Convert to fraction form
    4,818.50/6,649.54 = 2,722.58/x
  3. Step 3: Cross multiply
    4,818.50x = 6,649.54 × 2,722.58
  4. Step 4: Simplify right side
    4,818.50x = 18,103,904.61
  5. Step 5: Solve for x
    x = 18,103,904.61/4,818.50
  6. Step 6: Final answer
    x = 3,757.17

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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.