Home / 3,569.52-5,353.36-1,103.68

Finding the Fourth Proportional to 3,569.52, 5,353.36 and 1,103.68

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Solution

The fourth proportional to 3,569.52, 5,353.36 and 1,103.68 is: 1,655.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,569.52 : 5,353.36 = 1,103.68 : x
  2. Step 2: Convert to fraction form
    3,569.52/5,353.36 = 1,103.68/x
  3. Step 3: Cross multiply
    3,569.52x = 5,353.36 × 1,103.68
  4. Step 4: Simplify right side
    3,569.52x = 5,908,396.36
  5. Step 5: Solve for x
    x = 5,908,396.36/3,569.52
  6. Step 6: Final answer
    x = 1,655.24

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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.