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Finding the Fourth Proportional to 4,907.76, 6,757.28 and 4,332.26

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Solution

The fourth proportional to 4,907.76, 6,757.28 and 4,332.26 is: 5,964.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,907.76 : 6,757.28 = 4,332.26 : x
  2. Step 2: Convert to fraction form
    4,907.76/6,757.28 = 4,332.26/x
  3. Step 3: Cross multiply
    4,907.76x = 6,757.28 × 4,332.26
  4. Step 4: Simplify right side
    4,907.76x = 29,274,293.85
  5. Step 5: Solve for x
    x = 29,274,293.85/4,907.76
  6. Step 6: Final answer
    x = 5,964.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.