Home / 3,606.28-4,966.69-3,108.74

Finding the Fourth Proportional to 3,606.28, 4,966.69 and 3,108.74

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Solution

The fourth proportional to 3,606.28, 4,966.69 and 3,108.74 is: 4,281.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,606.28 : 4,966.69 = 3,108.74 : x
  2. Step 2: Convert to fraction form
    3,606.28/4,966.69 = 3,108.74/x
  3. Step 3: Cross multiply
    3,606.28x = 4,966.69 × 3,108.74
  4. Step 4: Simplify right side
    3,606.28x = 15,440,147.87
  5. Step 5: Solve for x
    x = 15,440,147.87/3,606.28
  6. Step 6: Final answer
    x = 4,281.46

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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.