Home / 9,418.68-14,129.51-2,844.05

Finding the Fourth Proportional to 9,418.68, 14,129.51 and 2,844.05

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Solution

The fourth proportional to 9,418.68, 14,129.51 and 2,844.05 is: 4,266.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,418.68 : 14,129.51 = 2,844.05 : x
  2. Step 2: Convert to fraction form
    9,418.68/14,129.51 = 2,844.05/x
  3. Step 3: Cross multiply
    9,418.68x = 14,129.51 × 2,844.05
  4. Step 4: Simplify right side
    9,418.68x = 40,184,948.05
  5. Step 5: Solve for x
    x = 40,184,948.05/9,418.68
  6. Step 6: Final answer
    x = 4,266.52

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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.