Home / 8,942.72-13,412.56-2,369

Finding the Fourth Proportional to 8,942.72, 13,412.56 and 2,369

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Solution

The fourth proportional to 8,942.72, 13,412.56 and 2,369 is: 3,553.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,942.72 : 13,412.56 = 2,369 : x
  2. Step 2: Convert to fraction form
    8,942.72/13,412.56 = 2,369/x
  3. Step 3: Cross multiply
    8,942.72x = 13,412.56 × 2,369
  4. Step 4: Simplify right side
    8,942.72x = 31,774,354.64
  5. Step 5: Solve for x
    x = 31,774,354.64/8,942.72
  6. Step 6: Final answer
    x = 3,553.10

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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.