Home / 4,527.05-6,247.16-2,638.73

Finding the Fourth Proportional to 4,527.05, 6,247.16 and 2,638.73

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Solution

The fourth proportional to 4,527.05, 6,247.16 and 2,638.73 is: 3,641.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,527.05 : 6,247.16 = 2,638.73 : x
  2. Step 2: Convert to fraction form
    4,527.05/6,247.16 = 2,638.73/x
  3. Step 3: Cross multiply
    4,527.05x = 6,247.16 × 2,638.73
  4. Step 4: Simplify right side
    4,527.05x = 16,484,555.31
  5. Step 5: Solve for x
    x = 16,484,555.31/4,527.05
  6. Step 6: Final answer
    x = 3,641.35

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Half scale
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Double 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.