Home / 6,901.91-10,353.84-2,742.34

Finding the Fourth Proportional to 6,901.91, 10,353.84 and 2,742.34

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Solution

The fourth proportional to 6,901.91, 10,353.84 and 2,742.34 is: 4,113.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,901.91 : 10,353.84 = 2,742.34 : x
  2. Step 2: Convert to fraction form
    6,901.91/10,353.84 = 2,742.34/x
  3. Step 3: Cross multiply
    6,901.91x = 10,353.84 × 2,742.34
  4. Step 4: Simplify right side
    6,901.91x = 28,393,749.59
  5. Step 5: Solve for x
    x = 28,393,749.59/6,901.91
  6. Step 6: Final answer
    x = 4,113.90

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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.