Home / 2,721.52-4,081.63-1,536.07

Finding the Fourth Proportional to 2,721.52, 4,081.63 and 1,536.07

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Solution

The fourth proportional to 2,721.52, 4,081.63 and 1,536.07 is: 2,303.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,721.52 : 4,081.63 = 1,536.07 : x
  2. Step 2: Convert to fraction form
    2,721.52/4,081.63 = 1,536.07/x
  3. Step 3: Cross multiply
    2,721.52x = 4,081.63 × 1,536.07
  4. Step 4: Simplify right side
    2,721.52x = 6,269,669.39
  5. Step 5: Solve for x
    x = 6,269,669.39/2,721.52
  6. Step 6: Final answer
    x = 2,303.74

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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.