Home / 3,407.04-5,109.12-2,476.80

Finding the Fourth Proportional to 3,407.04, 5,109.12 and 2,476.80

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Solution

The fourth proportional to 3,407.04, 5,109.12 and 2,476.80 is: 3,714.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,407.04 : 5,109.12 = 2,476.80 : x
  2. Step 2: Convert to fraction form
    3,407.04/5,109.12 = 2,476.80/x
  3. Step 3: Cross multiply
    3,407.04x = 5,109.12 × 2,476.80
  4. Step 4: Simplify right side
    3,407.04x = 12,654,268.42
  5. Step 5: Solve for x
    x = 12,654,268.42/3,407.04
  6. Step 6: Final answer
    x = 3,714.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.