Home / 4,456.56-6,151.40-2,884.76

Finding the Fourth Proportional to 4,456.56, 6,151.40 and 2,884.76

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Solution

The fourth proportional to 4,456.56, 6,151.40 and 2,884.76 is: 3,981.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,456.56 : 6,151.40 = 2,884.76 : x
  2. Step 2: Convert to fraction form
    4,456.56/6,151.40 = 2,884.76/x
  3. Step 3: Cross multiply
    4,456.56x = 6,151.40 × 2,884.76
  4. Step 4: Simplify right side
    4,456.56x = 17,745,312.66
  5. Step 5: Solve for x
    x = 17,745,312.66/4,456.56
  6. Step 6: Final answer
    x = 3,981.84

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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.