Home / 10,407.30-15,603.32-3,833.60

Finding the Fourth Proportional to 10,407.30, 15,603.32 and 3,833.60

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Solution

The fourth proportional to 10,407.30, 15,603.32 and 3,833.60 is: 5,747.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,407.30 : 15,603.32 = 3,833.60 : x
  2. Step 2: Convert to fraction form
    10,407.30/15,603.32 = 3,833.60/x
  3. Step 3: Cross multiply
    10,407.30x = 15,603.32 × 3,833.60
  4. Step 4: Simplify right side
    10,407.30x = 59,816,887.55
  5. Step 5: Solve for x
    x = 59,816,887.55/10,407.30
  6. Step 6: Final answer
    x = 5,747.59

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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.