Home / 1,482.71-2,219.60-1,447.34

Finding the Fourth Proportional to 1,482.71, 2,219.60 and 1,447.34

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Solution

The fourth proportional to 1,482.71, 2,219.60 and 1,447.34 is: 2,166.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,482.71 : 2,219.60 = 1,447.34 : x
  2. Step 2: Convert to fraction form
    1,482.71/2,219.60 = 1,447.34/x
  3. Step 3: Cross multiply
    1,482.71x = 2,219.60 × 1,447.34
  4. Step 4: Simplify right side
    1,482.71x = 3,212,508.38
  5. Step 5: Solve for x
    x = 3,212,508.38/1,482.71
  6. Step 6: Final answer
    x = 2,166.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.