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Finding the Fourth Proportional to 4,754.76, 6,561.46 and 2,659.08

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Solution

The fourth proportional to 4,754.76, 6,561.46 and 2,659.08 is: 3,669.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,754.76 : 6,561.46 = 2,659.08 : x
  2. Step 2: Convert to fraction form
    4,754.76/6,561.46 = 2,659.08/x
  3. Step 3: Cross multiply
    4,754.76x = 6,561.46 × 2,659.08
  4. Step 4: Simplify right side
    4,754.76x = 17,447,447.06
  5. Step 5: Solve for x
    x = 17,447,447.06/4,754.76
  6. Step 6: Final answer
    x = 3,669.47

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Half scale
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Double scale
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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.