Home / 6,922.64-10,386.30-3,029.60

Finding the Fourth Proportional to 6,922.64, 10,386.30 and 3,029.60

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Solution

The fourth proportional to 6,922.64, 10,386.30 and 3,029.60 is: 4,545.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,922.64 : 10,386.30 = 3,029.60 : x
  2. Step 2: Convert to fraction form
    6,922.64/10,386.30 = 3,029.60/x
  3. Step 3: Cross multiply
    6,922.64x = 10,386.30 × 3,029.60
  4. Step 4: Simplify right side
    6,922.64x = 31,466,334.48
  5. Step 5: Solve for x
    x = 31,466,334.48/6,922.64
  6. Step 6: Final answer
    x = 4,545.42

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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.