Home / 2,246.54-3,097-1,581.32

Finding the Fourth Proportional to 2,246.54, 3,097 and 1,581.32

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Solution

The fourth proportional to 2,246.54, 3,097 and 1,581.32 is: 2,179.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,246.54 : 3,097 = 1,581.32 : x
  2. Step 2: Convert to fraction form
    2,246.54/3,097 = 1,581.32/x
  3. Step 3: Cross multiply
    2,246.54x = 3,097 × 1,581.32
  4. Step 4: Simplify right side
    2,246.54x = 4,897,348.04
  5. Step 5: Solve for x
    x = 4,897,348.04/2,246.54
  6. Step 6: Final answer
    x = 2,179.96

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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.