Home / 6,838.02-10,258.05-2,157.54

Finding the Fourth Proportional to 6,838.02, 10,258.05 and 2,157.54

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Solution

The fourth proportional to 6,838.02, 10,258.05 and 2,157.54 is: 3,236.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,838.02 : 10,258.05 = 2,157.54 : x
  2. Step 2: Convert to fraction form
    6,838.02/10,258.05 = 2,157.54/x
  3. Step 3: Cross multiply
    6,838.02x = 10,258.05 × 2,157.54
  4. Step 4: Simplify right side
    6,838.02x = 22,132,153.20
  5. Step 5: Solve for x
    x = 22,132,153.20/6,838.02
  6. Step 6: Final answer
    x = 3,236.63

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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.