Home / 3,141.76-4,333.18-2,197.24

Finding the Fourth Proportional to 3,141.76, 4,333.18 and 2,197.24

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Solution

The fourth proportional to 3,141.76, 4,333.18 and 2,197.24 is: 3,030.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,141.76 : 4,333.18 = 2,197.24 : x
  2. Step 2: Convert to fraction form
    3,141.76/4,333.18 = 2,197.24/x
  3. Step 3: Cross multiply
    3,141.76x = 4,333.18 × 2,197.24
  4. Step 4: Simplify right side
    3,141.76x = 9,521,036.42
  5. Step 5: Solve for x
    x = 9,521,036.42/3,141.76
  6. Step 6: Final answer
    x = 3,030.48

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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.