Home / 10,372.20-14,315.52-6,122.92

Finding the Fourth Proportional to 10,372.20, 14,315.52 and 6,122.92

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Solution

The fourth proportional to 10,372.20, 14,315.52 and 6,122.92 is: 8,450.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,372.20 : 14,315.52 = 6,122.92 : x
  2. Step 2: Convert to fraction form
    10,372.20/14,315.52 = 6,122.92/x
  3. Step 3: Cross multiply
    10,372.20x = 14,315.52 × 6,122.92
  4. Step 4: Simplify right side
    10,372.20x = 87,652,783.72
  5. Step 5: Solve for x
    x = 87,652,783.72/10,372.20
  6. Step 6: Final answer
    x = 8,450.74

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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.