Home / 4,687.66-6,468.33-2,919.34

Finding the Fourth Proportional to 4,687.66, 6,468.33 and 2,919.34

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Solution

The fourth proportional to 4,687.66, 6,468.33 and 2,919.34 is: 4,028.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,687.66 : 6,468.33 = 2,919.34 : x
  2. Step 2: Convert to fraction form
    4,687.66/6,468.33 = 2,919.34/x
  3. Step 3: Cross multiply
    4,687.66x = 6,468.33 × 2,919.34
  4. Step 4: Simplify right side
    4,687.66x = 18,883,254.50
  5. Step 5: Solve for x
    x = 18,883,254.50/4,687.66
  6. Step 6: Final answer
    x = 4,028.29

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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.