Home / 4,530.20-6,795.28-1,243.20

Finding the Fourth Proportional to 4,530.20, 6,795.28 and 1,243.20

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Solution

The fourth proportional to 4,530.20, 6,795.28 and 1,243.20 is: 1,864.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,530.20 : 6,795.28 = 1,243.20 : x
  2. Step 2: Convert to fraction form
    4,530.20/6,795.28 = 1,243.20/x
  3. Step 3: Cross multiply
    4,530.20x = 6,795.28 × 1,243.20
  4. Step 4: Simplify right side
    4,530.20x = 8,447,892.10
  5. Step 5: Solve for x
    x = 8,447,892.10/4,530.20
  6. Step 6: Final answer
    x = 1,864.79

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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.