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Finding the Fourth Proportional to 4,392.68, 6,590.10 and 3,096.68

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Solution

The fourth proportional to 4,392.68, 6,590.10 and 3,096.68 is: 4,645.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,392.68 : 6,590.10 = 3,096.68 : x
  2. Step 2: Convert to fraction form
    4,392.68/6,590.10 = 3,096.68/x
  3. Step 3: Cross multiply
    4,392.68x = 6,590.10 × 3,096.68
  4. Step 4: Simplify right side
    4,392.68x = 20,407,430.87
  5. Step 5: Solve for x
    x = 20,407,430.87/4,392.68
  6. Step 6: Final answer
    x = 4,645.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.