Home / 3,601.19-5,403.91-1,521.06

Finding the Fourth Proportional to 3,601.19, 5,403.91 and 1,521.06

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Solution

The fourth proportional to 3,601.19, 5,403.91 and 1,521.06 is: 2,282.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,601.19 : 5,403.91 = 1,521.06 : x
  2. Step 2: Convert to fraction form
    3,601.19/5,403.91 = 1,521.06/x
  3. Step 3: Cross multiply
    3,601.19x = 5,403.91 × 1,521.06
  4. Step 4: Simplify right side
    3,601.19x = 8,219,671.34
  5. Step 5: Solve for x
    x = 8,219,671.34/3,601.19
  6. Step 6: Final answer
    x = 2,282.49

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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.