Home / 3,750.65-5,177.36-3,356.99

Finding the Fourth Proportional to 3,750.65, 5,177.36 and 3,356.99

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Solution

The fourth proportional to 3,750.65, 5,177.36 and 3,356.99 is: 4,633.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,750.65 : 5,177.36 = 3,356.99 : x
  2. Step 2: Convert to fraction form
    3,750.65/5,177.36 = 3,356.99/x
  3. Step 3: Cross multiply
    3,750.65x = 5,177.36 × 3,356.99
  4. Step 4: Simplify right side
    3,750.65x = 17,380,345.75
  5. Step 5: Solve for x
    x = 17,380,345.75/3,750.65
  6. Step 6: Final answer
    x = 4,633.96

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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.