Home / 3,160.82-4,363.98-2,572.76

Finding the Fourth Proportional to 3,160.82, 4,363.98 and 2,572.76

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Solution

The fourth proportional to 3,160.82, 4,363.98 and 2,572.76 is: 3,552.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,160.82 : 4,363.98 = 2,572.76 : x
  2. Step 2: Convert to fraction form
    3,160.82/4,363.98 = 2,572.76/x
  3. Step 3: Cross multiply
    3,160.82x = 4,363.98 × 2,572.76
  4. Step 4: Simplify right side
    3,160.82x = 11,227,474.45
  5. Step 5: Solve for x
    x = 11,227,474.45/3,160.82
  6. Step 6: Final answer
    x = 3,552.07

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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.