Home / 3,502-4,834.38-2,572.12

Finding the Fourth Proportional to 3,502, 4,834.38 and 2,572.12

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Solution

The fourth proportional to 3,502, 4,834.38 and 2,572.12 is: 3,550.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,502 : 4,834.38 = 2,572.12 : x
  2. Step 2: Convert to fraction form
    3,502/4,834.38 = 2,572.12/x
  3. Step 3: Cross multiply
    3,502x = 4,834.38 × 2,572.12
  4. Step 4: Simplify right side
    3,502x = 12,434,605.49
  5. Step 5: Solve for x
    x = 12,434,605.49/3,502
  6. Step 6: Final answer
    x = 3,550.72

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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.