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Finding the Fourth Proportional to 3,258.60, 4,887.54 and 950.10

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Solution

The fourth proportional to 3,258.60, 4,887.54 and 950.10 is: 1,425.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,258.60 : 4,887.54 = 950.10 : x
  2. Step 2: Convert to fraction form
    3,258.60/4,887.54 = 950.10/x
  3. Step 3: Cross multiply
    3,258.60x = 4,887.54 × 950.10
  4. Step 4: Simplify right side
    3,258.60x = 4,643,651.75
  5. Step 5: Solve for x
    x = 4,643,651.75/3,258.60
  6. Step 6: Final answer
    x = 1,425.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.