Home / 8,226.68-12,340.02-4,762.04

Finding the Fourth Proportional to 8,226.68, 12,340.02 and 4,762.04

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Solution

The fourth proportional to 8,226.68, 12,340.02 and 4,762.04 is: 7,143.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,226.68 : 12,340.02 = 4,762.04 : x
  2. Step 2: Convert to fraction form
    8,226.68/12,340.02 = 4,762.04/x
  3. Step 3: Cross multiply
    8,226.68x = 12,340.02 × 4,762.04
  4. Step 4: Simplify right side
    8,226.68x = 58,763,668.84
  5. Step 5: Solve for x
    x = 58,763,668.84/8,226.68
  6. Step 6: Final answer
    x = 7,143.06

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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.