Home / 8,351.05-12,522.90-2,506.30

Finding the Fourth Proportional to 8,351.05, 12,522.90 and 2,506.30

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Solution

The fourth proportional to 8,351.05, 12,522.90 and 2,506.30 is: 3,758.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,351.05 : 12,522.90 = 2,506.30 : x
  2. Step 2: Convert to fraction form
    8,351.05/12,522.90 = 2,506.30/x
  3. Step 3: Cross multiply
    8,351.05x = 12,522.90 × 2,506.30
  4. Step 4: Simplify right side
    8,351.05x = 31,386,144.27
  5. Step 5: Solve for x
    x = 31,386,144.27/8,351.05
  6. Step 6: Final answer
    x = 3,758.35

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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.