Home / 4,540.63-6,268.40-3,140.95

Finding the Fourth Proportional to 4,540.63, 6,268.40 and 3,140.95

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Solution

The fourth proportional to 4,540.63, 6,268.40 and 3,140.95 is: 4,336.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,540.63 : 6,268.40 = 3,140.95 : x
  2. Step 2: Convert to fraction form
    4,540.63/6,268.40 = 3,140.95/x
  3. Step 3: Cross multiply
    4,540.63x = 6,268.40 × 3,140.95
  4. Step 4: Simplify right side
    4,540.63x = 19,688,711.38
  5. Step 5: Solve for x
    x = 19,688,711.38/4,540.63
  6. Step 6: Final answer
    x = 4,336.12

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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.