Home / 4,731.79-6,530.19-3,135.70

Finding the Fourth Proportional to 4,731.79, 6,530.19 and 3,135.70

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Solution

The fourth proportional to 4,731.79, 6,530.19 and 3,135.70 is: 4,327.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,731.79 : 6,530.19 = 3,135.70 : x
  2. Step 2: Convert to fraction form
    4,731.79/6,530.19 = 3,135.70/x
  3. Step 3: Cross multiply
    4,731.79x = 6,530.19 × 3,135.70
  4. Step 4: Simplify right side
    4,731.79x = 20,476,716.78
  5. Step 5: Solve for x
    x = 20,476,716.78/4,731.79
  6. Step 6: Final answer
    x = 4,327.48

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.