Home / 5,513.74-7,608.53-3,389.04

Finding the Fourth Proportional to 5,513.74, 7,608.53 and 3,389.04

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Solution

The fourth proportional to 5,513.74, 7,608.53 and 3,389.04 is: 4,676.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,513.74 : 7,608.53 = 3,389.04 : x
  2. Step 2: Convert to fraction form
    5,513.74/7,608.53 = 3,389.04/x
  3. Step 3: Cross multiply
    5,513.74x = 7,608.53 × 3,389.04
  4. Step 4: Simplify right side
    5,513.74x = 25,785,620.98
  5. Step 5: Solve for x
    x = 25,785,620.98/5,513.74
  6. Step 6: Final answer
    x = 4,676.61

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.