Home / 4,124.11-5,693.86-2,864.76

Finding the Fourth Proportional to 4,124.11, 5,693.86 and 2,864.76

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Solution

The fourth proportional to 4,124.11, 5,693.86 and 2,864.76 is: 3,955.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,124.11 : 5,693.86 = 2,864.76 : x
  2. Step 2: Convert to fraction form
    4,124.11/5,693.86 = 2,864.76/x
  3. Step 3: Cross multiply
    4,124.11x = 5,693.86 × 2,864.76
  4. Step 4: Simplify right side
    4,124.11x = 16,311,513.90
  5. Step 5: Solve for x
    x = 16,311,513.90/4,124.11
  6. Step 6: Final answer
    x = 3,955.16

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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.