Home / 3,864.99-5,336.46-2,374.91

Finding the Fourth Proportional to 3,864.99, 5,336.46 and 2,374.91

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Solution

The fourth proportional to 3,864.99, 5,336.46 and 2,374.91 is: 3,279.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,864.99 : 5,336.46 = 2,374.91 : x
  2. Step 2: Convert to fraction form
    3,864.99/5,336.46 = 2,374.91/x
  3. Step 3: Cross multiply
    3,864.99x = 5,336.46 × 2,374.91
  4. Step 4: Simplify right side
    3,864.99x = 12,673,585.54
  5. Step 5: Solve for x
    x = 12,673,585.54/3,864.99
  6. Step 6: Final answer
    x = 3,279.07

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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.