Home / 8,363.30-12,537.09-2,812.76

Finding the Fourth Proportional to 8,363.30, 12,537.09 and 2,812.76

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Solution

The fourth proportional to 8,363.30, 12,537.09 and 2,812.76 is: 4,216.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,363.30 : 12,537.09 = 2,812.76 : x
  2. Step 2: Convert to fraction form
    8,363.30/12,537.09 = 2,812.76/x
  3. Step 3: Cross multiply
    8,363.30x = 12,537.09 × 2,812.76
  4. Step 4: Simplify right side
    8,363.30x = 35,263,762.58
  5. Step 5: Solve for x
    x = 35,263,762.58/8,363.30
  6. Step 6: Final answer
    x = 4,216.49

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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.