Home / 6,835.44-9,432.78-3,851.20

Finding the Fourth Proportional to 6,835.44, 9,432.78 and 3,851.20

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Solution

The fourth proportional to 6,835.44, 9,432.78 and 3,851.20 is: 5,314.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,835.44 : 9,432.78 = 3,851.20 : x
  2. Step 2: Convert to fraction form
    6,835.44/9,432.78 = 3,851.20/x
  3. Step 3: Cross multiply
    6,835.44x = 9,432.78 × 3,851.20
  4. Step 4: Simplify right side
    6,835.44x = 36,327,522.34
  5. Step 5: Solve for x
    x = 36,327,522.34/6,835.44
  6. Step 6: Final answer
    x = 5,314.58

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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.