Home / 3,248.50-4,482.96-1,851.28

Finding the Fourth Proportional to 3,248.50, 4,482.96 and 1,851.28

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Solution

The fourth proportional to 3,248.50, 4,482.96 and 1,851.28 is: 2,554.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,248.50 : 4,482.96 = 1,851.28 : x
  2. Step 2: Convert to fraction form
    3,248.50/4,482.96 = 1,851.28/x
  3. Step 3: Cross multiply
    3,248.50x = 4,482.96 × 1,851.28
  4. Step 4: Simplify right side
    3,248.50x = 8,299,214.19
  5. Step 5: Solve for x
    x = 8,299,214.19/3,248.50
  6. Step 6: Final answer
    x = 2,554.78

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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.