Home / 9,581.45-14,371.28-4,316.81

Finding the Fourth Proportional to 9,581.45, 14,371.28 and 4,316.81

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Solution

The fourth proportional to 9,581.45, 14,371.28 and 4,316.81 is: 6,474.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,581.45 : 14,371.28 = 4,316.81 : x
  2. Step 2: Convert to fraction form
    9,581.45/14,371.28 = 4,316.81/x
  3. Step 3: Cross multiply
    9,581.45x = 14,371.28 × 4,316.81
  4. Step 4: Simplify right side
    9,581.45x = 62,038,063.63
  5. Step 5: Solve for x
    x = 62,038,063.63/9,581.45
  6. Step 6: Final answer
    x = 6,474.81

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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.