Home / 4,749.34-7,123.51-1,974.26

Finding the Fourth Proportional to 4,749.34, 7,123.51 and 1,974.26

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Solution

The fourth proportional to 4,749.34, 7,123.51 and 1,974.26 is: 2,961.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,749.34 : 7,123.51 = 1,974.26 : x
  2. Step 2: Convert to fraction form
    4,749.34/7,123.51 = 1,974.26/x
  3. Step 3: Cross multiply
    4,749.34x = 7,123.51 × 1,974.26
  4. Step 4: Simplify right side
    4,749.34x = 14,063,660.85
  5. Step 5: Solve for x
    x = 14,063,660.85/4,749.34
  6. Step 6: Final answer
    x = 2,961.18

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Similar ratio
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1.5x scale

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.