Home / 9,581.60-14,353.72-5,408.99

Finding the Fourth Proportional to 9,581.60, 14,353.72 and 5,408.99

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Solution

The fourth proportional to 9,581.60, 14,353.72 and 5,408.99 is: 8,102.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,581.60 : 14,353.72 = 5,408.99 : x
  2. Step 2: Convert to fraction form
    9,581.60/14,353.72 = 5,408.99/x
  3. Step 3: Cross multiply
    9,581.60x = 14,353.72 × 5,408.99
  4. Step 4: Simplify right side
    9,581.60x = 77,639,127.94
  5. Step 5: Solve for x
    x = 77,639,127.94/9,581.60
  6. Step 6: Final answer
    x = 8,102.94

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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.