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Finding the Fourth Proportional to 4,752.57, 6,558.90 and 2,736.60

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Solution

The fourth proportional to 4,752.57, 6,558.90 and 2,736.60 is: 3,776.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,752.57 : 6,558.90 = 2,736.60 : x
  2. Step 2: Convert to fraction form
    4,752.57/6,558.90 = 2,736.60/x
  3. Step 3: Cross multiply
    4,752.57x = 6,558.90 × 2,736.60
  4. Step 4: Simplify right side
    4,752.57x = 17,949,085.74
  5. Step 5: Solve for x
    x = 17,949,085.74/4,752.57
  6. Step 6: Final answer
    x = 3,776.71

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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.