Home / 3,519.10-5,277.36-1,053.09

Finding the Fourth Proportional to 3,519.10, 5,277.36 and 1,053.09

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Solution

The fourth proportional to 3,519.10, 5,277.36 and 1,053.09 is: 1,579.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,519.10 : 5,277.36 = 1,053.09 : x
  2. Step 2: Convert to fraction form
    3,519.10/5,277.36 = 1,053.09/x
  3. Step 3: Cross multiply
    3,519.10x = 5,277.36 × 1,053.09
  4. Step 4: Simplify right side
    3,519.10x = 5,557,535.04
  5. Step 5: Solve for x
    x = 5,557,535.04/3,519.10
  6. Step 6: Final answer
    x = 1,579.25

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Double scale
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Similar ratio
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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.