Home / 7,747.13-11,622.51-2,553

Finding the Fourth Proportional to 7,747.13, 11,622.51 and 2,553

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Solution

The fourth proportional to 7,747.13, 11,622.51 and 2,553 is: 3,830.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,747.13 : 11,622.51 = 2,553 : x
  2. Step 2: Convert to fraction form
    7,747.13/11,622.51 = 2,553/x
  3. Step 3: Cross multiply
    7,747.13x = 11,622.51 × 2,553
  4. Step 4: Simplify right side
    7,747.13x = 29,672,268.03
  5. Step 5: Solve for x
    x = 29,672,268.03/7,747.13
  6. Step 6: Final answer
    x = 3,830.10

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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.