Home / 7,577.29-11,366.37-2,312.49

Finding the Fourth Proportional to 7,577.29, 11,366.37 and 2,312.49

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Solution

The fourth proportional to 7,577.29, 11,366.37 and 2,312.49 is: 3,468.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,577.29 : 11,366.37 = 2,312.49 : x
  2. Step 2: Convert to fraction form
    7,577.29/11,366.37 = 2,312.49/x
  3. Step 3: Cross multiply
    7,577.29x = 11,366.37 × 2,312.49
  4. Step 4: Simplify right side
    7,577.29x = 26,284,616.96
  5. Step 5: Solve for x
    x = 26,284,616.96/7,577.29
  6. Step 6: Final answer
    x = 3,468.87

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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.