Home / 7,291.51-10,937.36-2,906.41

Finding the Fourth Proportional to 7,291.51, 10,937.36 and 2,906.41

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Solution

The fourth proportional to 7,291.51, 10,937.36 and 2,906.41 is: 4,359.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,291.51 : 10,937.36 = 2,906.41 : x
  2. Step 2: Convert to fraction form
    7,291.51/10,937.36 = 2,906.41/x
  3. Step 3: Cross multiply
    7,291.51x = 10,937.36 × 2,906.41
  4. Step 4: Simplify right side
    7,291.51x = 31,788,452.48
  5. Step 5: Solve for x
    x = 31,788,452.48/7,291.51
  6. Step 6: Final answer
    x = 4,359.65

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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.