Home / 7,301.86-10,953.40-3,141.96

Finding the Fourth Proportional to 7,301.86, 10,953.40 and 3,141.96

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Solution

The fourth proportional to 7,301.86, 10,953.40 and 3,141.96 is: 4,713.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,301.86 : 10,953.40 = 3,141.96 : x
  2. Step 2: Convert to fraction form
    7,301.86/10,953.40 = 3,141.96/x
  3. Step 3: Cross multiply
    7,301.86x = 10,953.40 × 3,141.96
  4. Step 4: Simplify right side
    7,301.86x = 34,415,144.66
  5. Step 5: Solve for x
    x = 34,415,144.66/7,301.86
  6. Step 6: Final answer
    x = 4,713.20

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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.