Home / 8,943.92-13,417.12-3,099.80

Finding the Fourth Proportional to 8,943.92, 13,417.12 and 3,099.80

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Solution

The fourth proportional to 8,943.92, 13,417.12 and 3,099.80 is: 4,650.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,943.92 : 13,417.12 = 3,099.80 : x
  2. Step 2: Convert to fraction form
    8,943.92/13,417.12 = 3,099.80/x
  3. Step 3: Cross multiply
    8,943.92x = 13,417.12 × 3,099.80
  4. Step 4: Simplify right side
    8,943.92x = 41,590,388.58
  5. Step 5: Solve for x
    x = 41,590,388.58/8,943.92
  6. Step 6: Final answer
    x = 4,650.13

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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.