Home / 7,247.69-10,871.20-2,567.63

Finding the Fourth Proportional to 7,247.69, 10,871.20 and 2,567.63

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Solution

The fourth proportional to 7,247.69, 10,871.20 and 2,567.63 is: 3,851.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,247.69 : 10,871.20 = 2,567.63 : x
  2. Step 2: Convert to fraction form
    7,247.69/10,871.20 = 2,567.63/x
  3. Step 3: Cross multiply
    7,247.69x = 10,871.20 × 2,567.63
  4. Step 4: Simplify right side
    7,247.69x = 27,913,158.48
  5. Step 5: Solve for x
    x = 27,913,158.48/7,247.69
  6. Step 6: Final answer
    x = 3,851.32

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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.