Home / 3,143.95-4,703.60-2,268.14

Finding the Fourth Proportional to 3,143.95, 4,703.60 and 2,268.14

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Solution

The fourth proportional to 3,143.95, 4,703.60 and 2,268.14 is: 3,393.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,143.95 : 4,703.60 = 2,268.14 : x
  2. Step 2: Convert to fraction form
    3,143.95/4,703.60 = 2,268.14/x
  3. Step 3: Cross multiply
    3,143.95x = 4,703.60 × 2,268.14
  4. Step 4: Simplify right side
    3,143.95x = 10,668,405.46
  5. Step 5: Solve for x
    x = 10,668,405.46/3,143.95
  6. Step 6: Final answer
    x = 3,393.32

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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.