Home / 2,847.40-4,267.26-1,614.28

Finding the Fourth Proportional to 2,847.40, 4,267.26 and 1,614.28

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Solution

The fourth proportional to 2,847.40, 4,267.26 and 1,614.28 is: 2,419.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,847.40 : 4,267.26 = 1,614.28 : x
  2. Step 2: Convert to fraction form
    2,847.40/4,267.26 = 1,614.28/x
  3. Step 3: Cross multiply
    2,847.40x = 4,267.26 × 1,614.28
  4. Step 4: Simplify right side
    2,847.40x = 6,888,552.47
  5. Step 5: Solve for x
    x = 6,888,552.47/2,847.40
  6. Step 6: Final answer
    x = 2,419.24

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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.