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Finding the Fourth Proportional to 4,754.55, 6,561.16 and 2,630.16

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Solution

The fourth proportional to 4,754.55, 6,561.16 and 2,630.16 is: 3,629.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,754.55 : 6,561.16 = 2,630.16 : x
  2. Step 2: Convert to fraction form
    4,754.55/6,561.16 = 2,630.16/x
  3. Step 3: Cross multiply
    4,754.55x = 6,561.16 × 2,630.16
  4. Step 4: Simplify right side
    4,754.55x = 17,256,900.59
  5. Step 5: Solve for x
    x = 17,256,900.59/4,754.55
  6. Step 6: Final answer
    x = 3,629.55

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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.