Home / 3,560.00-5,339.39-1,219.91

Finding the Fourth Proportional to 3,560.00, 5,339.39 and 1,219.91

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Solution

The fourth proportional to 3,560.00, 5,339.39 and 1,219.91 is: 1,829.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,560.00 : 5,339.39 = 1,219.91 : x
  2. Step 2: Convert to fraction form
    3,560.00/5,339.39 = 1,219.91/x
  3. Step 3: Cross multiply
    3,560.00x = 5,339.39 × 1,219.91
  4. Step 4: Simplify right side
    3,560.00x = 6,513,542.46
  5. Step 5: Solve for x
    x = 6,513,542.46/3,560.00
  6. Step 6: Final answer
    x = 1,829.65

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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.