Home / 8,567.06-12,851.87-2,643.46

Finding the Fourth Proportional to 8,567.06, 12,851.87 and 2,643.46

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Solution

The fourth proportional to 8,567.06, 12,851.87 and 2,643.46 is: 3,965.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,567.06 : 12,851.87 = 2,643.46 : x
  2. Step 2: Convert to fraction form
    8,567.06/12,851.87 = 2,643.46/x
  3. Step 3: Cross multiply
    8,567.06x = 12,851.87 × 2,643.46
  4. Step 4: Simplify right side
    8,567.06x = 33,973,372.14
  5. Step 5: Solve for x
    x = 33,973,372.14/8,567.06
  6. Step 6: Final answer
    x = 3,965.58

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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.