Home / 3,102.24-4,653.66-1,346.88

Finding the Fourth Proportional to 3,102.24, 4,653.66 and 1,346.88

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Solution

The fourth proportional to 3,102.24, 4,653.66 and 1,346.88 is: 2,020.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,102.24 : 4,653.66 = 1,346.88 : x
  2. Step 2: Convert to fraction form
    3,102.24/4,653.66 = 1,346.88/x
  3. Step 3: Cross multiply
    3,102.24x = 4,653.66 × 1,346.88
  4. Step 4: Simplify right side
    3,102.24x = 6,267,921.58
  5. Step 5: Solve for x
    x = 6,267,921.58/3,102.24
  6. Step 6: Final answer
    x = 2,020.45

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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.