Home / 5,628.29-7,766.65-3,110.35

Finding the Fourth Proportional to 5,628.29, 7,766.65 and 3,110.35

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Solution

The fourth proportional to 5,628.29, 7,766.65 and 3,110.35 is: 4,292.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,628.29 : 7,766.65 = 3,110.35 : x
  2. Step 2: Convert to fraction form
    5,628.29/7,766.65 = 3,110.35/x
  3. Step 3: Cross multiply
    5,628.29x = 7,766.65 × 3,110.35
  4. Step 4: Simplify right side
    5,628.29x = 24,156,999.83
  5. Step 5: Solve for x
    x = 24,156,999.83/5,628.29
  6. Step 6: Final answer
    x = 4,292.07

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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.