Home / 3,924.32-5,411.93-2,667.24

Finding the Fourth Proportional to 3,924.32, 5,411.93 and 2,667.24

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Solution

The fourth proportional to 3,924.32, 5,411.93 and 2,667.24 is: 3,678.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,924.32 : 5,411.93 = 2,667.24 : x
  2. Step 2: Convert to fraction form
    3,924.32/5,411.93 = 2,667.24/x
  3. Step 3: Cross multiply
    3,924.32x = 5,411.93 × 2,667.24
  4. Step 4: Simplify right side
    3,924.32x = 14,434,902.84
  5. Step 5: Solve for x
    x = 14,434,902.84/3,924.32
  6. Step 6: Final answer
    x = 3,678.32

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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.