Home / 3,599.30-5,400.26-1,259.66

Finding the Fourth Proportional to 3,599.30, 5,400.26 and 1,259.66

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Solution

The fourth proportional to 3,599.30, 5,400.26 and 1,259.66 is: 1,889.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,599.30 : 5,400.26 = 1,259.66 : x
  2. Step 2: Convert to fraction form
    3,599.30/5,400.26 = 1,259.66/x
  3. Step 3: Cross multiply
    3,599.30x = 5,400.26 × 1,259.66
  4. Step 4: Simplify right side
    3,599.30x = 6,802,491.51
  5. Step 5: Solve for x
    x = 6,802,491.51/3,599.30
  6. Step 6: Final answer
    x = 1,889.95

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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.