Home / 4,151.52-6,228.03-1,377.68

Finding the Fourth Proportional to 4,151.52, 6,228.03 and 1,377.68

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Solution

The fourth proportional to 4,151.52, 6,228.03 and 1,377.68 is: 2,066.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,151.52 : 6,228.03 = 1,377.68 : x
  2. Step 2: Convert to fraction form
    4,151.52/6,228.03 = 1,377.68/x
  3. Step 3: Cross multiply
    4,151.52x = 6,228.03 × 1,377.68
  4. Step 4: Simplify right side
    4,151.52x = 8,580,232.37
  5. Step 5: Solve for x
    x = 8,580,232.37/4,151.52
  6. Step 6: Final answer
    x = 2,066.77

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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.