Home / 4,772.88-7,150.04-2,686.52

Finding the Fourth Proportional to 4,772.88, 7,150.04 and 2,686.52

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Solution

The fourth proportional to 4,772.88, 7,150.04 and 2,686.52 is: 4,024.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,772.88 : 7,150.04 = 2,686.52 : x
  2. Step 2: Convert to fraction form
    4,772.88/7,150.04 = 2,686.52/x
  3. Step 3: Cross multiply
    4,772.88x = 7,150.04 × 2,686.52
  4. Step 4: Simplify right side
    4,772.88x = 19,208,725.46
  5. Step 5: Solve for x
    x = 19,208,725.46/4,772.88
  6. Step 6: Final answer
    x = 4,024.56

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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.