Home / 5,289.20-7,299.77-3,473.77

Finding the Fourth Proportional to 5,289.20, 7,299.77 and 3,473.77

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Solution

The fourth proportional to 5,289.20, 7,299.77 and 3,473.77 is: 4,794.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,289.20 : 7,299.77 = 3,473.77 : x
  2. Step 2: Convert to fraction form
    5,289.20/7,299.77 = 3,473.77/x
  3. Step 3: Cross multiply
    5,289.20x = 7,299.77 × 3,473.77
  4. Step 4: Simplify right side
    5,289.20x = 25,357,719.64
  5. Step 5: Solve for x
    x = 25,357,719.64/5,289.20
  6. Step 6: Final answer
    x = 4,794.25

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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.