Home / 4,278.26-5,904.09-2,389.83

Finding the Fourth Proportional to 4,278.26, 5,904.09 and 2,389.83

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Solution

The fourth proportional to 4,278.26, 5,904.09 and 2,389.83 is: 3,298.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,278.26 : 5,904.09 = 2,389.83 : x
  2. Step 2: Convert to fraction form
    4,278.26/5,904.09 = 2,389.83/x
  3. Step 3: Cross multiply
    4,278.26x = 5,904.09 × 2,389.83
  4. Step 4: Simplify right side
    4,278.26x = 14,109,771.40
  5. Step 5: Solve for x
    x = 14,109,771.40/4,278.26
  6. Step 6: Final answer
    x = 3,298.02

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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.