Home / 7,264.13-10,897.81-2,647.13

Finding the Fourth Proportional to 7,264.13, 10,897.81 and 2,647.13

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Solution

The fourth proportional to 7,264.13, 10,897.81 and 2,647.13 is: 3,971.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,264.13 : 10,897.81 = 2,647.13 : x
  2. Step 2: Convert to fraction form
    7,264.13/10,897.81 = 2,647.13/x
  3. Step 3: Cross multiply
    7,264.13x = 10,897.81 × 2,647.13
  4. Step 4: Simplify right side
    7,264.13x = 28,847,858.68
  5. Step 5: Solve for x
    x = 28,847,858.68/7,264.13
  6. Step 6: Final answer
    x = 3,971.28

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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.