Home / 3,142.37-4,326.54-2,393.93

Finding the Fourth Proportional to 3,142.37, 4,326.54 and 2,393.93

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Solution

The fourth proportional to 3,142.37, 4,326.54 and 2,393.93 is: 3,296.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,142.37 : 4,326.54 = 2,393.93 : x
  2. Step 2: Convert to fraction form
    3,142.37/4,326.54 = 2,393.93/x
  3. Step 3: Cross multiply
    3,142.37x = 4,326.54 × 2,393.93
  4. Step 4: Simplify right side
    3,142.37x = 10,357,433.90
  5. Step 5: Solve for x
    x = 10,357,433.90/3,142.37
  6. Step 6: Final answer
    x = 3,296.06

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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.