Home / 4,302.30-6,447.78-3,326.52

Finding the Fourth Proportional to 4,302.30, 6,447.78 and 3,326.52

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Solution

The fourth proportional to 4,302.30, 6,447.78 and 3,326.52 is: 4,985.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,302.30 : 6,447.78 = 3,326.52 : x
  2. Step 2: Convert to fraction form
    4,302.30/6,447.78 = 3,326.52/x
  3. Step 3: Cross multiply
    4,302.30x = 6,447.78 × 3,326.52
  4. Step 4: Simplify right side
    4,302.30x = 21,448,669.13
  5. Step 5: Solve for x
    x = 21,448,669.13/4,302.30
  6. Step 6: Final answer
    x = 4,985.40

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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.