Home / 6,881.20-9,495.90-3,737.32

Finding the Fourth Proportional to 6,881.20, 9,495.90 and 3,737.32

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Solution

The fourth proportional to 6,881.20, 9,495.90 and 3,737.32 is: 5,157.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,881.20 : 9,495.90 = 3,737.32 : x
  2. Step 2: Convert to fraction form
    6,881.20/9,495.90 = 3,737.32/x
  3. Step 3: Cross multiply
    6,881.20x = 9,495.90 × 3,737.32
  4. Step 4: Simplify right side
    6,881.20x = 35,489,216.99
  5. Step 5: Solve for x
    x = 35,489,216.99/6,881.20
  6. Step 6: Final answer
    x = 5,157.42

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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.