Home / 2,712.90-4,064.49-2,567.10

Finding the Fourth Proportional to 2,712.90, 4,064.49 and 2,567.10

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Solution

The fourth proportional to 2,712.90, 4,064.49 and 2,567.10 is: 3,846.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,712.90 : 4,064.49 = 2,567.10 : x
  2. Step 2: Convert to fraction form
    2,712.90/4,064.49 = 2,567.10/x
  3. Step 3: Cross multiply
    2,712.90x = 4,064.49 × 2,567.10
  4. Step 4: Simplify right side
    2,712.90x = 10,433,952.28
  5. Step 5: Solve for x
    x = 10,433,952.28/2,712.90
  6. Step 6: Final answer
    x = 3,846.05

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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.