Home / 3,727.44-5,587.80-1,417.28

Finding the Fourth Proportional to 3,727.44, 5,587.80 and 1,417.28

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Solution

The fourth proportional to 3,727.44, 5,587.80 and 1,417.28 is: 2,124.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,727.44 : 5,587.80 = 1,417.28 : x
  2. Step 2: Convert to fraction form
    3,727.44/5,587.80 = 1,417.28/x
  3. Step 3: Cross multiply
    3,727.44x = 5,587.80 × 1,417.28
  4. Step 4: Simplify right side
    3,727.44x = 7,919,477.18
  5. Step 5: Solve for x
    x = 7,919,477.18/3,727.44
  6. Step 6: Final answer
    x = 2,124.64

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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.