Home / 8,466.53-12,700.40-2,622.92

Finding the Fourth Proportional to 8,466.53, 12,700.40 and 2,622.92

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Solution

The fourth proportional to 8,466.53, 12,700.40 and 2,622.92 is: 3,934.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,466.53 : 12,700.40 = 2,622.92 : x
  2. Step 2: Convert to fraction form
    8,466.53/12,700.40 = 2,622.92/x
  3. Step 3: Cross multiply
    8,466.53x = 12,700.40 × 2,622.92
  4. Step 4: Simplify right side
    8,466.53x = 33,312,056.55
  5. Step 5: Solve for x
    x = 33,312,056.55/8,466.53
  6. Step 6: Final answer
    x = 3,934.56

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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.