Home / 4,301.02-6,448.65-1,338.46

Finding the Fourth Proportional to 4,301.02, 6,448.65 and 1,338.46

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Solution

The fourth proportional to 4,301.02, 6,448.65 and 1,338.46 is: 2,006.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,301.02 : 6,448.65 = 1,338.46 : x
  2. Step 2: Convert to fraction form
    4,301.02/6,448.65 = 1,338.46/x
  3. Step 3: Cross multiply
    4,301.02x = 6,448.65 × 1,338.46
  4. Step 4: Simplify right side
    4,301.02x = 8,631,260.08
  5. Step 5: Solve for x
    x = 8,631,260.08/4,301.02
  6. Step 6: Final answer
    x = 2,006.79

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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.