Home / 4,416.18-6,615.42-2,660.20

Finding the Fourth Proportional to 4,416.18, 6,615.42 and 2,660.20

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Solution

The fourth proportional to 4,416.18, 6,615.42 and 2,660.20 is: 3,984.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,416.18 : 6,615.42 = 2,660.20 : x
  2. Step 2: Convert to fraction form
    4,416.18/6,615.42 = 2,660.20/x
  3. Step 3: Cross multiply
    4,416.18x = 6,615.42 × 2,660.20
  4. Step 4: Simplify right side
    4,416.18x = 17,598,313.77
  5. Step 5: Solve for x
    x = 17,598,313.77/4,416.18
  6. Step 6: Final answer
    x = 3,984.97

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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.