Home / 8,248.23-12,372.35-3,868.70

Finding the Fourth Proportional to 8,248.23, 12,372.35 and 3,868.70

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Solution

The fourth proportional to 8,248.23, 12,372.35 and 3,868.70 is: 5,803.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,248.23 : 12,372.35 = 3,868.70 : x
  2. Step 2: Convert to fraction form
    8,248.23/12,372.35 = 3,868.70/x
  3. Step 3: Cross multiply
    8,248.23x = 12,372.35 × 3,868.70
  4. Step 4: Simplify right side
    8,248.23x = 47,864,829.24
  5. Step 5: Solve for x
    x = 47,864,829.24/8,248.23
  6. Step 6: Final answer
    x = 5,803.04

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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.