Home / 6,929.18-10,391.08-2,248.06

Finding the Fourth Proportional to 6,929.18, 10,391.08 and 2,248.06

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Solution

The fourth proportional to 6,929.18, 10,391.08 and 2,248.06 is: 3,371.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,929.18 : 10,391.08 = 2,248.06 : x
  2. Step 2: Convert to fraction form
    6,929.18/10,391.08 = 2,248.06/x
  3. Step 3: Cross multiply
    6,929.18x = 10,391.08 × 2,248.06
  4. Step 4: Simplify right side
    6,929.18x = 23,359,739.71
  5. Step 5: Solve for x
    x = 23,359,739.71/6,929.18
  6. Step 6: Final answer
    x = 3,371.21

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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.