Home / 11,400.48-17,099.10-3,608.28

Finding the Fourth Proportional to 11,400.48, 17,099.10 and 3,608.28

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Solution

The fourth proportional to 11,400.48, 17,099.10 and 3,608.28 is: 5,411.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,400.48 : 17,099.10 = 3,608.28 : x
  2. Step 2: Convert to fraction form
    11,400.48/17,099.10 = 3,608.28/x
  3. Step 3: Cross multiply
    11,400.48x = 17,099.10 × 3,608.28
  4. Step 4: Simplify right side
    11,400.48x = 61,698,340.55
  5. Step 5: Solve for x
    x = 61,698,340.55/11,400.48
  6. Step 6: Final answer
    x = 5,411.91

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1.5x scale

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.