Home / 7,065.36-10,600.40-2,684

Finding the Fourth Proportional to 7,065.36, 10,600.40 and 2,684

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Solution

The fourth proportional to 7,065.36, 10,600.40 and 2,684 is: 4,026.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,065.36 : 10,600.40 = 2,684 : x
  2. Step 2: Convert to fraction form
    7,065.36/10,600.40 = 2,684/x
  3. Step 3: Cross multiply
    7,065.36x = 10,600.40 × 2,684
  4. Step 4: Simplify right side
    7,065.36x = 28,451,473.60
  5. Step 5: Solve for x
    x = 28,451,473.60/7,065.36
  6. Step 6: Final answer
    x = 4,026.90

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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.