Home / 3,717.48-5,570.12-2,619.92

Finding the Fourth Proportional to 3,717.48, 5,570.12 and 2,619.92

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Solution

The fourth proportional to 3,717.48, 5,570.12 and 2,619.92 is: 3,925.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,717.48 : 5,570.12 = 2,619.92 : x
  2. Step 2: Convert to fraction form
    3,717.48/5,570.12 = 2,619.92/x
  3. Step 3: Cross multiply
    3,717.48x = 5,570.12 × 2,619.92
  4. Step 4: Simplify right side
    3,717.48x = 14,593,268.79
  5. Step 5: Solve for x
    x = 14,593,268.79/3,717.48
  6. Step 6: Final answer
    x = 3,925.58

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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.