Home / 3,424.96-5,137.52-1,577.62

Finding the Fourth Proportional to 3,424.96, 5,137.52 and 1,577.62

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Solution

The fourth proportional to 3,424.96, 5,137.52 and 1,577.62 is: 2,366.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,424.96 : 5,137.52 = 1,577.62 : x
  2. Step 2: Convert to fraction form
    3,424.96/5,137.52 = 1,577.62/x
  3. Step 3: Cross multiply
    3,424.96x = 5,137.52 × 1,577.62
  4. Step 4: Simplify right side
    3,424.96x = 8,105,054.30
  5. Step 5: Solve for x
    x = 8,105,054.30/3,424.96
  6. Step 6: Final answer
    x = 2,366.47

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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.