Home / 4,125.93-6,190.72-1,665.56

Finding the Fourth Proportional to 4,125.93, 6,190.72 and 1,665.56

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Solution

The fourth proportional to 4,125.93, 6,190.72 and 1,665.56 is: 2,499.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,125.93 : 6,190.72 = 1,665.56 : x
  2. Step 2: Convert to fraction form
    4,125.93/6,190.72 = 1,665.56/x
  3. Step 3: Cross multiply
    4,125.93x = 6,190.72 × 1,665.56
  4. Step 4: Simplify right side
    4,125.93x = 10,310,980.49
  5. Step 5: Solve for x
    x = 10,310,980.49/4,125.93
  6. Step 6: Final answer
    x = 2,499.07

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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.