Home / 6,200.16-8,557.28-3,682.40

Finding the Fourth Proportional to 6,200.16, 8,557.28 and 3,682.40

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Solution

The fourth proportional to 6,200.16, 8,557.28 and 3,682.40 is: 5,082.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,200.16 : 8,557.28 = 3,682.40 : x
  2. Step 2: Convert to fraction form
    6,200.16/8,557.28 = 3,682.40/x
  3. Step 3: Cross multiply
    6,200.16x = 8,557.28 × 3,682.40
  4. Step 4: Simplify right side
    6,200.16x = 31,511,327.87
  5. Step 5: Solve for x
    x = 31,511,327.87/6,200.16
  6. Step 6: Final answer
    x = 5,082.34

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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.