Home / 8,763.04-13,146.28-3,216.43

Finding the Fourth Proportional to 8,763.04, 13,146.28 and 3,216.43

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Solution

The fourth proportional to 8,763.04, 13,146.28 and 3,216.43 is: 4,825.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,763.04 : 13,146.28 = 3,216.43 : x
  2. Step 2: Convert to fraction form
    8,763.04/13,146.28 = 3,216.43/x
  3. Step 3: Cross multiply
    8,763.04x = 13,146.28 × 3,216.43
  4. Step 4: Simplify right side
    8,763.04x = 42,284,089.38
  5. Step 5: Solve for x
    x = 42,284,089.38/8,763.04
  6. Step 6: Final answer
    x = 4,825.28

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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.