Home / 6,650.02-9,174.70-4,129.50

Finding the Fourth Proportional to 6,650.02, 9,174.70 and 4,129.50

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Solution

The fourth proportional to 6,650.02, 9,174.70 and 4,129.50 is: 5,697.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,650.02 : 9,174.70 = 4,129.50 : x
  2. Step 2: Convert to fraction form
    6,650.02/9,174.70 = 4,129.50/x
  3. Step 3: Cross multiply
    6,650.02x = 9,174.70 × 4,129.50
  4. Step 4: Simplify right side
    6,650.02x = 37,886,923.65
  5. Step 5: Solve for x
    x = 37,886,923.65/6,650.02
  6. Step 6: Final answer
    x = 5,697.26

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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.