Home / 10,347.21-15,518.24-2,951.73

Finding the Fourth Proportional to 10,347.21, 15,518.24 and 2,951.73

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Solution

The fourth proportional to 10,347.21, 15,518.24 and 2,951.73 is: 4,426.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,347.21 : 15,518.24 = 2,951.73 : x
  2. Step 2: Convert to fraction form
    10,347.21/15,518.24 = 2,951.73/x
  3. Step 3: Cross multiply
    10,347.21x = 15,518.24 × 2,951.73
  4. Step 4: Simplify right side
    10,347.21x = 45,805,654.56
  5. Step 5: Solve for x
    x = 45,805,654.56/10,347.21
  6. Step 6: Final answer
    x = 4,426.86

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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.