Home / 7,273.26-10,901.72-3,111.16

Finding the Fourth Proportional to 7,273.26, 10,901.72 and 3,111.16

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Solution

The fourth proportional to 7,273.26, 10,901.72 and 3,111.16 is: 4,663.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,273.26 : 10,901.72 = 3,111.16 : x
  2. Step 2: Convert to fraction form
    7,273.26/10,901.72 = 3,111.16/x
  3. Step 3: Cross multiply
    7,273.26x = 10,901.72 × 3,111.16
  4. Step 4: Simplify right side
    7,273.26x = 33,916,995.20
  5. Step 5: Solve for x
    x = 33,916,995.20/7,273.26
  6. Step 6: Final answer
    x = 4,663.25

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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.