Home / 5,320.18-7,338.60-3,527.75

Finding the Fourth Proportional to 5,320.18, 7,338.60 and 3,527.75

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Solution

The fourth proportional to 5,320.18, 7,338.60 and 3,527.75 is: 4,866.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,320.18 : 7,338.60 = 3,527.75 : x
  2. Step 2: Convert to fraction form
    5,320.18/7,338.60 = 3,527.75/x
  3. Step 3: Cross multiply
    5,320.18x = 7,338.60 × 3,527.75
  4. Step 4: Simplify right side
    5,320.18x = 25,888,764.50
  5. Step 5: Solve for x
    x = 25,888,764.50/5,320.18
  6. Step 6: Final answer
    x = 4,866.14

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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.