Home / 7,273.72-10,036.64-4,086.41

Finding the Fourth Proportional to 7,273.72, 10,036.64 and 4,086.41

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Solution

The fourth proportional to 7,273.72, 10,036.64 and 4,086.41 is: 5,638.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,273.72 : 10,036.64 = 4,086.41 : x
  2. Step 2: Convert to fraction form
    7,273.72/10,036.64 = 4,086.41/x
  3. Step 3: Cross multiply
    7,273.72x = 10,036.64 × 4,086.41
  4. Step 4: Simplify right side
    7,273.72x = 41,013,826.06
  5. Step 5: Solve for x
    x = 41,013,826.06/7,273.72
  6. Step 6: Final answer
    x = 5,638.63

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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.