Home / 7,201.29-10,801.93-4,121.13

Finding the Fourth Proportional to 7,201.29, 10,801.93 and 4,121.13

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Solution

The fourth proportional to 7,201.29, 10,801.93 and 4,121.13 is: 6,181.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,201.29 : 10,801.93 = 4,121.13 : x
  2. Step 2: Convert to fraction form
    7,201.29/10,801.93 = 4,121.13/x
  3. Step 3: Cross multiply
    7,201.29x = 10,801.93 × 4,121.13
  4. Step 4: Simplify right side
    7,201.29x = 44,516,157.78
  5. Step 5: Solve for x
    x = 44,516,157.78/7,201.29
  6. Step 6: Final answer
    x = 6,181.69

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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.