Home / 3,595.49-4,960.62-2,178.73

Finding the Fourth Proportional to 3,595.49, 4,960.62 and 2,178.73

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Solution

The fourth proportional to 3,595.49, 4,960.62 and 2,178.73 is: 3,005.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,595.49 : 4,960.62 = 2,178.73 : x
  2. Step 2: Convert to fraction form
    3,595.49/4,960.62 = 2,178.73/x
  3. Step 3: Cross multiply
    3,595.49x = 4,960.62 × 2,178.73
  4. Step 4: Simplify right side
    3,595.49x = 10,807,851.61
  5. Step 5: Solve for x
    x = 10,807,851.61/3,595.49
  6. Step 6: Final answer
    x = 3,005.95

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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.