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Finding the Fourth Proportional to 3,465.71, 4,781.16 and 2,346.24

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Solution

The fourth proportional to 3,465.71, 4,781.16 and 2,346.24 is: 3,236.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,465.71 : 4,781.16 = 2,346.24 : x
  2. Step 2: Convert to fraction form
    3,465.71/4,781.16 = 2,346.24/x
  3. Step 3: Cross multiply
    3,465.71x = 4,781.16 × 2,346.24
  4. Step 4: Simplify right side
    3,465.71x = 11,217,748.84
  5. Step 5: Solve for x
    x = 11,217,748.84/3,465.71
  6. Step 6: Final answer
    x = 3,236.79

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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.