Home / 4,904.28-6,767.15-2,808

Finding the Fourth Proportional to 4,904.28, 6,767.15 and 2,808

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Solution

The fourth proportional to 4,904.28, 6,767.15 and 2,808 is: 3,874.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,904.28 : 6,767.15 = 2,808 : x
  2. Step 2: Convert to fraction form
    4,904.28/6,767.15 = 2,808/x
  3. Step 3: Cross multiply
    4,904.28x = 6,767.15 × 2,808
  4. Step 4: Simplify right side
    4,904.28x = 19,002,143.16
  5. Step 5: Solve for x
    x = 19,002,143.16/4,904.28
  6. Step 6: Final answer
    x = 3,874.60

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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.