Home / 5,000.71-6,901.35-3,011.23

Finding the Fourth Proportional to 5,000.71, 6,901.35 and 3,011.23

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Solution

The fourth proportional to 5,000.71, 6,901.35 and 3,011.23 is: 4,155.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,000.71 : 6,901.35 = 3,011.23 : x
  2. Step 2: Convert to fraction form
    5,000.71/6,901.35 = 3,011.23/x
  3. Step 3: Cross multiply
    5,000.71x = 6,901.35 × 3,011.23
  4. Step 4: Simplify right side
    5,000.71x = 20,781,527.61
  5. Step 5: Solve for x
    x = 20,781,527.61/5,000.71
  6. Step 6: Final answer
    x = 4,155.71

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Half scale
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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.