Home / 4,392.72-6,061.78-2,403.28

Finding the Fourth Proportional to 4,392.72, 6,061.78 and 2,403.28

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Solution

The fourth proportional to 4,392.72, 6,061.78 and 2,403.28 is: 3,316.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,392.72 : 6,061.78 = 2,403.28 : x
  2. Step 2: Convert to fraction form
    4,392.72/6,061.78 = 2,403.28/x
  3. Step 3: Cross multiply
    4,392.72x = 6,061.78 × 2,403.28
  4. Step 4: Simplify right side
    4,392.72x = 14,568,154.64
  5. Step 5: Solve for x
    x = 14,568,154.64/4,392.72
  6. Step 6: Final answer
    x = 3,316.43

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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.