Home / 4,278.69-6,406.70-2,427.03

Finding the Fourth Proportional to 4,278.69, 6,406.70 and 2,427.03

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Solution

The fourth proportional to 4,278.69, 6,406.70 and 2,427.03 is: 3,634.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,278.69 : 6,406.70 = 2,427.03 : x
  2. Step 2: Convert to fraction form
    4,278.69/6,406.70 = 2,427.03/x
  3. Step 3: Cross multiply
    4,278.69x = 6,406.70 × 2,427.03
  4. Step 4: Simplify right side
    4,278.69x = 15,549,240.97
  5. Step 5: Solve for x
    x = 15,549,240.97/4,278.69
  6. Step 6: Final answer
    x = 3,634.11

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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.