Home / 6,905.01-9,528.90-3,761.22

Finding the Fourth Proportional to 6,905.01, 9,528.90 and 3,761.22

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Solution

The fourth proportional to 6,905.01, 9,528.90 and 3,761.22 is: 5,190.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,905.01 : 9,528.90 = 3,761.22 : x
  2. Step 2: Convert to fraction form
    6,905.01/9,528.90 = 3,761.22/x
  3. Step 3: Cross multiply
    6,905.01x = 9,528.90 × 3,761.22
  4. Step 4: Simplify right side
    6,905.01x = 35,840,289.26
  5. Step 5: Solve for x
    x = 35,840,289.26/6,905.01
  6. Step 6: Final answer
    x = 5,190.48

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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.