Home / 10,835.89-16,240.54-6,159.81

Finding the Fourth Proportional to 10,835.89, 16,240.54 and 6,159.81

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Solution

The fourth proportional to 10,835.89, 16,240.54 and 6,159.81 is: 9,232.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,835.89 : 16,240.54 = 6,159.81 : x
  2. Step 2: Convert to fraction form
    10,835.89/16,240.54 = 6,159.81/x
  3. Step 3: Cross multiply
    10,835.89x = 16,240.54 × 6,159.81
  4. Step 4: Simplify right side
    10,835.89x = 100,038,640.70
  5. Step 5: Solve for x
    x = 100,038,640.70/10,835.89
  6. Step 6: Final answer
    x = 9,232.16

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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.