Home / 8,300.20-11,454.10-4,523.44

Finding the Fourth Proportional to 8,300.20, 11,454.10 and 4,523.44

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Solution

The fourth proportional to 8,300.20, 11,454.10 and 4,523.44 is: 6,242.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,300.20 : 11,454.10 = 4,523.44 : x
  2. Step 2: Convert to fraction form
    8,300.20/11,454.10 = 4,523.44/x
  3. Step 3: Cross multiply
    8,300.20x = 11,454.10 × 4,523.44
  4. Step 4: Simplify right side
    8,300.20x = 51,811,934.10
  5. Step 5: Solve for x
    x = 51,811,934.10/8,300.20
  6. Step 6: Final answer
    x = 6,242.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.