Home / 6,657.72-9,187.50-3,826.02

Finding the Fourth Proportional to 6,657.72, 9,187.50 and 3,826.02

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Solution

The fourth proportional to 6,657.72, 9,187.50 and 3,826.02 is: 5,279.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,657.72 : 9,187.50 = 3,826.02 : x
  2. Step 2: Convert to fraction form
    6,657.72/9,187.50 = 3,826.02/x
  3. Step 3: Cross multiply
    6,657.72x = 9,187.50 × 3,826.02
  4. Step 4: Simplify right side
    6,657.72x = 35,151,558.75
  5. Step 5: Solve for x
    x = 35,151,558.75/6,657.72
  6. Step 6: Final answer
    x = 5,279.82

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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.