Home / 8,298.12-11,441.30-5,782.44

Finding the Fourth Proportional to 8,298.12, 11,441.30 and 5,782.44

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Solution

The fourth proportional to 8,298.12, 11,441.30 and 5,782.44 is: 7,972.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,298.12 : 11,441.30 = 5,782.44 : x
  2. Step 2: Convert to fraction form
    8,298.12/11,441.30 = 5,782.44/x
  3. Step 3: Cross multiply
    8,298.12x = 11,441.30 × 5,782.44
  4. Step 4: Simplify right side
    8,298.12x = 66,158,630.77
  5. Step 5: Solve for x
    x = 66,158,630.77/8,298.12
  6. Step 6: Final answer
    x = 7,972.73

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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.