Home / 7,328.16-10,995.31-3,166.02

Finding the Fourth Proportional to 7,328.16, 10,995.31 and 3,166.02

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Solution

The fourth proportional to 7,328.16, 10,995.31 and 3,166.02 is: 4,750.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,328.16 : 10,995.31 = 3,166.02 : x
  2. Step 2: Convert to fraction form
    7,328.16/10,995.31 = 3,166.02/x
  3. Step 3: Cross multiply
    7,328.16x = 10,995.31 × 3,166.02
  4. Step 4: Simplify right side
    7,328.16x = 34,811,375.32
  5. Step 5: Solve for x
    x = 34,811,375.32/7,328.16
  6. Step 6: Final answer
    x = 4,750.36

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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.