Home / 3,177.87-4,764.95-1,203.65

Finding the Fourth Proportional to 3,177.87, 4,764.95 and 1,203.65

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Solution

The fourth proportional to 3,177.87, 4,764.95 and 1,203.65 is: 1,804.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,177.87 : 4,764.95 = 1,203.65 : x
  2. Step 2: Convert to fraction form
    3,177.87/4,764.95 = 1,203.65/x
  3. Step 3: Cross multiply
    3,177.87x = 4,764.95 × 1,203.65
  4. Step 4: Simplify right side
    3,177.87x = 5,735,329.12
  5. Step 5: Solve for x
    x = 5,735,329.12/3,177.87
  6. Step 6: Final answer
    x = 1,804.77

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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.