Home / 9,905.41-14,859.03-3,581.87

Finding the Fourth Proportional to 9,905.41, 14,859.03 and 3,581.87

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Solution

The fourth proportional to 9,905.41, 14,859.03 and 3,581.87 is: 5,373.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,905.41 : 14,859.03 = 3,581.87 : x
  2. Step 2: Convert to fraction form
    9,905.41/14,859.03 = 3,581.87/x
  3. Step 3: Cross multiply
    9,905.41x = 14,859.03 × 3,581.87
  4. Step 4: Simplify right side
    9,905.41x = 53,223,053.67
  5. Step 5: Solve for x
    x = 53,223,053.67/9,905.41
  6. Step 6: Final answer
    x = 5,373.13

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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.