Home / 9,418.40-14,127.71-2,844.87

Finding the Fourth Proportional to 9,418.40, 14,127.71 and 2,844.87

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Solution

The fourth proportional to 9,418.40, 14,127.71 and 2,844.87 is: 4,267.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,418.40 : 14,127.71 = 2,844.87 : x
  2. Step 2: Convert to fraction form
    9,418.40/14,127.71 = 2,844.87/x
  3. Step 3: Cross multiply
    9,418.40x = 14,127.71 × 2,844.87
  4. Step 4: Simplify right side
    9,418.40x = 40,191,484.12
  5. Step 5: Solve for x
    x = 40,191,484.12/9,418.40
  6. Step 6: Final answer
    x = 4,267.34

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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.