Home / 4,278.06-6,359.36-4,151.93

Finding the Fourth Proportional to 4,278.06, 6,359.36 and 4,151.93

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Solution

The fourth proportional to 4,278.06, 6,359.36 and 4,151.93 is: 6,171.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,278.06 : 6,359.36 = 4,151.93 : x
  2. Step 2: Convert to fraction form
    4,278.06/6,359.36 = 4,151.93/x
  3. Step 3: Cross multiply
    4,278.06x = 6,359.36 × 4,151.93
  4. Step 4: Simplify right side
    4,278.06x = 26,403,596.81
  5. Step 5: Solve for x
    x = 26,403,596.81/4,278.06
  6. Step 6: Final answer
    x = 6,171.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.