Home / 3,301.36-4,952.28-1,109.20

Finding the Fourth Proportional to 3,301.36, 4,952.28 and 1,109.20

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Solution

The fourth proportional to 3,301.36, 4,952.28 and 1,109.20 is: 1,663.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,301.36 : 4,952.28 = 1,109.20 : x
  2. Step 2: Convert to fraction form
    3,301.36/4,952.28 = 1,109.20/x
  3. Step 3: Cross multiply
    3,301.36x = 4,952.28 × 1,109.20
  4. Step 4: Simplify right side
    3,301.36x = 5,493,068.98
  5. Step 5: Solve for x
    x = 5,493,068.98/3,301.36
  6. Step 6: Final answer
    x = 1,663.88

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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.