Home / 3,639.01-5,460.63-1,530.48

Finding the Fourth Proportional to 3,639.01, 5,460.63 and 1,530.48

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Solution

The fourth proportional to 3,639.01, 5,460.63 and 1,530.48 is: 2,296.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,639.01 : 5,460.63 = 1,530.48 : x
  2. Step 2: Convert to fraction form
    3,639.01/5,460.63 = 1,530.48/x
  3. Step 3: Cross multiply
    3,639.01x = 5,460.63 × 1,530.48
  4. Step 4: Simplify right side
    3,639.01x = 8,357,391.83
  5. Step 5: Solve for x
    x = 8,357,391.83/3,639.01
  6. Step 6: Final answer
    x = 2,296.61

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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.