Home / 3,387.59-4,676.47-2,548.62

Finding the Fourth Proportional to 3,387.59, 4,676.47 and 2,548.62

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Solution

The fourth proportional to 3,387.59, 4,676.47 and 2,548.62 is: 3,518.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,387.59 : 4,676.47 = 2,548.62 : x
  2. Step 2: Convert to fraction form
    3,387.59/4,676.47 = 2,548.62/x
  3. Step 3: Cross multiply
    3,387.59x = 4,676.47 × 2,548.62
  4. Step 4: Simplify right side
    3,387.59x = 11,918,521.59
  5. Step 5: Solve for x
    x = 11,918,521.59/3,387.59
  6. Step 6: Final answer
    x = 3,518.29

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1.5x scale

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.