Home / 4,904.70-6,766.68-2,807.58

Finding the Fourth Proportional to 4,904.70, 6,766.68 and 2,807.58

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Solution

The fourth proportional to 4,904.70, 6,766.68 and 2,807.58 is: 3,873.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,904.70 : 6,766.68 = 2,807.58 : x
  2. Step 2: Convert to fraction form
    4,904.70/6,766.68 = 2,807.58/x
  3. Step 3: Cross multiply
    4,904.70x = 6,766.68 × 2,807.58
  4. Step 4: Simplify right side
    4,904.70x = 18,997,995.43
  5. Step 5: Solve for x
    x = 18,997,995.43/4,904.70
  6. Step 6: Final answer
    x = 3,873.43

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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.