Home / 7,087.10-10,631.36-2,708.24

Finding the Fourth Proportional to 7,087.10, 10,631.36 and 2,708.24

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Solution

The fourth proportional to 7,087.10, 10,631.36 and 2,708.24 is: 4,062.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,087.10 : 10,631.36 = 2,708.24 : x
  2. Step 2: Convert to fraction form
    7,087.10/10,631.36 = 2,708.24/x
  3. Step 3: Cross multiply
    7,087.10x = 10,631.36 × 2,708.24
  4. Step 4: Simplify right side
    7,087.10x = 28,792,228.02
  5. Step 5: Solve for x
    x = 28,792,228.02/7,087.10
  6. Step 6: Final answer
    x = 4,062.63

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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.