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Finding the Fourth Proportional to 5,336.64, 7,356.20 and 4,907.52

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Solution

The fourth proportional to 5,336.64, 7,356.20 and 4,907.52 is: 6,764.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,336.64 : 7,356.20 = 4,907.52 : x
  2. Step 2: Convert to fraction form
    5,336.64/7,356.20 = 4,907.52/x
  3. Step 3: Cross multiply
    5,336.64x = 7,356.20 × 4,907.52
  4. Step 4: Simplify right side
    5,336.64x = 36,100,698.62
  5. Step 5: Solve for x
    x = 36,100,698.62/5,336.64
  6. Step 6: Final answer
    x = 6,764.69

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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.