Home / 11,539.84-17,312.32-3,748.48

Finding the Fourth Proportional to 11,539.84, 17,312.32 and 3,748.48

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Solution

The fourth proportional to 11,539.84, 17,312.32 and 3,748.48 is: 5,623.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,539.84 : 17,312.32 = 3,748.48 : x
  2. Step 2: Convert to fraction form
    11,539.84/17,312.32 = 3,748.48/x
  3. Step 3: Cross multiply
    11,539.84x = 17,312.32 × 3,748.48
  4. Step 4: Simplify right side
    11,539.84x = 64,894,885.27
  5. Step 5: Solve for x
    x = 64,894,885.27/11,539.84
  6. Step 6: Final answer
    x = 5,623.55

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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.