Home / 5,326.61-7,350.28-3,087.77

Finding the Fourth Proportional to 5,326.61, 7,350.28 and 3,087.77

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Solution

The fourth proportional to 5,326.61, 7,350.28 and 3,087.77 is: 4,260.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,326.61 : 7,350.28 = 3,087.77 : x
  2. Step 2: Convert to fraction form
    5,326.61/7,350.28 = 3,087.77/x
  3. Step 3: Cross multiply
    5,326.61x = 7,350.28 × 3,087.77
  4. Step 4: Simplify right side
    5,326.61x = 22,695,929.60
  5. Step 5: Solve for x
    x = 22,695,929.60/5,326.61
  6. Step 6: Final answer
    x = 4,260.86

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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.