Home / 6,023.18-8,307.86-3,930.14

Finding the Fourth Proportional to 6,023.18, 8,307.86 and 3,930.14

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Solution

The fourth proportional to 6,023.18, 8,307.86 and 3,930.14 is: 5,420.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,023.18 : 8,307.86 = 3,930.14 : x
  2. Step 2: Convert to fraction form
    6,023.18/8,307.86 = 3,930.14/x
  3. Step 3: Cross multiply
    6,023.18x = 8,307.86 × 3,930.14
  4. Step 4: Simplify right side
    6,023.18x = 32,651,052.90
  5. Step 5: Solve for x
    x = 32,651,052.90/6,023.18
  6. Step 6: Final answer
    x = 5,420.90

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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.