Home / 4,476.04-6,177.28-2,486.78

Finding the Fourth Proportional to 4,476.04, 6,177.28 and 2,486.78

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Solution

The fourth proportional to 4,476.04, 6,177.28 and 2,486.78 is: 3,431.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,476.04 : 6,177.28 = 2,486.78 : x
  2. Step 2: Convert to fraction form
    4,476.04/6,177.28 = 2,486.78/x
  3. Step 3: Cross multiply
    4,476.04x = 6,177.28 × 2,486.78
  4. Step 4: Simplify right side
    4,476.04x = 15,361,536.36
  5. Step 5: Solve for x
    x = 15,361,536.36/4,476.04
  6. Step 6: Final answer
    x = 3,431.95

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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.