Home / 5,316.42-7,335.36-3,077.85

Finding the Fourth Proportional to 5,316.42, 7,335.36 and 3,077.85

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Solution

The fourth proportional to 5,316.42, 7,335.36 and 3,077.85 is: 4,246.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,316.42 : 7,335.36 = 3,077.85 : x
  2. Step 2: Convert to fraction form
    5,316.42/7,335.36 = 3,077.85/x
  3. Step 3: Cross multiply
    5,316.42x = 7,335.36 × 3,077.85
  4. Step 4: Simplify right side
    5,316.42x = 22,577,137.78
  5. Step 5: Solve for x
    x = 22,577,137.78/5,316.42
  6. Step 6: Final answer
    x = 4,246.68

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.