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Finding the Fourth Proportional to 3,686.15, 5,529.02 and 1,494.29

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Solution

The fourth proportional to 3,686.15, 5,529.02 and 1,494.29 is: 2,241.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,686.15 : 5,529.02 = 1,494.29 : x
  2. Step 2: Convert to fraction form
    3,686.15/5,529.02 = 1,494.29/x
  3. Step 3: Cross multiply
    3,686.15x = 5,529.02 × 1,494.29
  4. Step 4: Simplify right side
    3,686.15x = 8,261,924.18
  5. Step 5: Solve for x
    x = 8,261,924.18/3,686.15
  6. Step 6: Final answer
    x = 2,241.35

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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.