Home / 9,313.76-13,967.84-3,389.88

Finding the Fourth Proportional to 9,313.76, 13,967.84 and 3,389.88

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Solution

The fourth proportional to 9,313.76, 13,967.84 and 3,389.88 is: 5,083.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,313.76 : 13,967.84 = 3,389.88 : x
  2. Step 2: Convert to fraction form
    9,313.76/13,967.84 = 3,389.88/x
  3. Step 3: Cross multiply
    9,313.76x = 13,967.84 × 3,389.88
  4. Step 4: Simplify right side
    9,313.76x = 47,349,301.46
  5. Step 5: Solve for x
    x = 47,349,301.46/9,313.76
  6. Step 6: Final answer
    x = 5,083.80

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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.