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Finding the Fourth Proportional to 3,352.92, 4,627.64 and 1,955.60

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Solution

The fourth proportional to 3,352.92, 4,627.64 and 1,955.60 is: 2,699.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,352.92 : 4,627.64 = 1,955.60 : x
  2. Step 2: Convert to fraction form
    3,352.92/4,627.64 = 1,955.60/x
  3. Step 3: Cross multiply
    3,352.92x = 4,627.64 × 1,955.60
  4. Step 4: Simplify right side
    3,352.92x = 9,049,812.78
  5. Step 5: Solve for x
    x = 9,049,812.78/3,352.92
  6. Step 6: Final answer
    x = 2,699.08

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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.