Home / 3,585.41-4,947.70-1,992.17

Finding the Fourth Proportional to 3,585.41, 4,947.70 and 1,992.17

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Solution

The fourth proportional to 3,585.41, 4,947.70 and 1,992.17 is: 2,749.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,585.41 : 4,947.70 = 1,992.17 : x
  2. Step 2: Convert to fraction form
    3,585.41/4,947.70 = 1,992.17/x
  3. Step 3: Cross multiply
    3,585.41x = 4,947.70 × 1,992.17
  4. Step 4: Simplify right side
    3,585.41x = 9,856,624.81
  5. Step 5: Solve for x
    x = 9,856,624.81/3,585.41
  6. Step 6: Final answer
    x = 2,749.10

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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.