Home / 4,456.57-6,151.40-2,884.77

Finding the Fourth Proportional to 4,456.57, 6,151.40 and 2,884.77

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Solution

The fourth proportional to 4,456.57, 6,151.40 and 2,884.77 is: 3,981.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,456.57 : 6,151.40 = 2,884.77 : x
  2. Step 2: Convert to fraction form
    4,456.57/6,151.40 = 2,884.77/x
  3. Step 3: Cross multiply
    4,456.57x = 6,151.40 × 2,884.77
  4. Step 4: Simplify right side
    4,456.57x = 17,745,374.18
  5. Step 5: Solve for x
    x = 17,745,374.18/4,456.57
  6. Step 6: Final answer
    x = 3,981.85

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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.