Home / 5,034.74-6,947.93-2,938.86

Finding the Fourth Proportional to 5,034.74, 6,947.93 and 2,938.86

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Solution

The fourth proportional to 5,034.74, 6,947.93 and 2,938.86 is: 4,055.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,034.74 : 6,947.93 = 2,938.86 : x
  2. Step 2: Convert to fraction form
    5,034.74/6,947.93 = 2,938.86/x
  3. Step 3: Cross multiply
    5,034.74x = 6,947.93 × 2,938.86
  4. Step 4: Simplify right side
    5,034.74x = 20,419,000.91
  5. Step 5: Solve for x
    x = 20,419,000.91/5,034.74
  6. Step 6: Final answer
    x = 4,055.63

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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.