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Finding the Fourth Proportional to 2,567.48, 3,851.22 and 1,472.54

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Solution

The fourth proportional to 2,567.48, 3,851.22 and 1,472.54 is: 2,208.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,567.48 : 3,851.22 = 1,472.54 : x
  2. Step 2: Convert to fraction form
    2,567.48/3,851.22 = 1,472.54/x
  3. Step 3: Cross multiply
    2,567.48x = 3,851.22 × 1,472.54
  4. Step 4: Simplify right side
    2,567.48x = 5,671,075.50
  5. Step 5: Solve for x
    x = 5,671,075.50/2,567.48
  6. Step 6: Final answer
    x = 2,208.81

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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.