Home / 2,911.94-4,366.83-1,577.47

Finding the Fourth Proportional to 2,911.94, 4,366.83 and 1,577.47

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Solution

The fourth proportional to 2,911.94, 4,366.83 and 1,577.47 is: 2,365.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,911.94 : 4,366.83 = 1,577.47 : x
  2. Step 2: Convert to fraction form
    2,911.94/4,366.83 = 1,577.47/x
  3. Step 3: Cross multiply
    2,911.94x = 4,366.83 × 1,577.47
  4. Step 4: Simplify right side
    2,911.94x = 6,888,543.32
  5. Step 5: Solve for x
    x = 6,888,543.32/2,911.94
  6. Step 6: Final answer
    x = 2,365.62

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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.