Home / 4,712.67-6,502.38-2,722.86

Finding the Fourth Proportional to 4,712.67, 6,502.38 and 2,722.86

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Solution

The fourth proportional to 4,712.67, 6,502.38 and 2,722.86 is: 3,756.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,712.67 : 6,502.38 = 2,722.86 : x
  2. Step 2: Convert to fraction form
    4,712.67/6,502.38 = 2,722.86/x
  3. Step 3: Cross multiply
    4,712.67x = 6,502.38 × 2,722.86
  4. Step 4: Simplify right side
    4,712.67x = 17,705,070.41
  5. Step 5: Solve for x
    x = 17,705,070.41/4,712.67
  6. Step 6: Final answer
    x = 3,756.91

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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.