Home / 8,995.20-13,486.08-3,797.76

Finding the Fourth Proportional to 8,995.20, 13,486.08 and 3,797.76

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Solution

The fourth proportional to 8,995.20, 13,486.08 and 3,797.76 is: 5,693.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,995.20 : 13,486.08 = 3,797.76 : x
  2. Step 2: Convert to fraction form
    8,995.20/13,486.08 = 3,797.76/x
  3. Step 3: Cross multiply
    8,995.20x = 13,486.08 × 3,797.76
  4. Step 4: Simplify right side
    8,995.20x = 51,216,895.18
  5. Step 5: Solve for x
    x = 51,216,895.18/8,995.20
  6. Step 6: Final answer
    x = 5,693.80

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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.