Home / 2,352.57-3,244.71-1,644.18

Finding the Fourth Proportional to 2,352.57, 3,244.71 and 1,644.18

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Solution

The fourth proportional to 2,352.57, 3,244.71 and 1,644.18 is: 2,267.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,352.57 : 3,244.71 = 1,644.18 : x
  2. Step 2: Convert to fraction form
    2,352.57/3,244.71 = 1,644.18/x
  3. Step 3: Cross multiply
    2,352.57x = 3,244.71 × 1,644.18
  4. Step 4: Simplify right side
    2,352.57x = 5,334,887.29
  5. Step 5: Solve for x
    x = 5,334,887.29/2,352.57
  6. Step 6: Final answer
    x = 2,267.68

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Half scale
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Double scale
Find fourth proportional to 2,353.57, 3,246.09 and 1,645.18
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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.