Home / 7,199.28-10,794.60-3,913.92

Finding the Fourth Proportional to 7,199.28, 10,794.60 and 3,913.92

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Solution

The fourth proportional to 7,199.28, 10,794.60 and 3,913.92 is: 5,868.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,199.28 : 10,794.60 = 3,913.92 : x
  2. Step 2: Convert to fraction form
    7,199.28/10,794.60 = 3,913.92/x
  3. Step 3: Cross multiply
    7,199.28x = 10,794.60 × 3,913.92
  4. Step 4: Simplify right side
    7,199.28x = 42,249,200.83
  5. Step 5: Solve for x
    x = 42,249,200.83/7,199.28
  6. Step 6: Final answer
    x = 5,868.53

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.