Home / 4,712.08-6,502.76-2,722.80

Finding the Fourth Proportional to 4,712.08, 6,502.76 and 2,722.80

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Solution

The fourth proportional to 4,712.08, 6,502.76 and 2,722.80 is: 3,757.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,712.08 : 6,502.76 = 2,722.80 : x
  2. Step 2: Convert to fraction form
    4,712.08/6,502.76 = 2,722.80/x
  3. Step 3: Cross multiply
    4,712.08x = 6,502.76 × 2,722.80
  4. Step 4: Simplify right side
    4,712.08x = 17,705,714.93
  5. Step 5: Solve for x
    x = 17,705,714.93/4,712.08
  6. Step 6: Final answer
    x = 3,757.52

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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.