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Finding the Fourth Proportional to 4,392.78, 6,062.04 and 2,403.34

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Solution

The fourth proportional to 4,392.78, 6,062.04 and 2,403.34 is: 3,316.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,392.78 : 6,062.04 = 2,403.34 : x
  2. Step 2: Convert to fraction form
    4,392.78/6,062.04 = 2,403.34/x
  3. Step 3: Cross multiply
    4,392.78x = 6,062.04 × 2,403.34
  4. Step 4: Simplify right side
    4,392.78x = 14,569,143.21
  5. Step 5: Solve for x
    x = 14,569,143.21/4,392.78
  6. Step 6: Final answer
    x = 3,316.61

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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.