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Finding the Fourth Proportional to 2,416.60, 3,331.02 and 2,416.60

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Solution

The fourth proportional to 2,416.60, 3,331.02 and 2,416.60 is: 3,331.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,416.60 : 3,331.02 = 2,416.60 : x
  2. Step 2: Convert to fraction form
    2,416.60/3,331.02 = 2,416.60/x
  3. Step 3: Cross multiply
    2,416.60x = 3,331.02 × 2,416.60
  4. Step 4: Simplify right side
    2,416.60x = 8,049,742.93
  5. Step 5: Solve for x
    x = 8,049,742.93/2,416.60
  6. Step 6: Final answer
    x = 3,331.02

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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.