Home / 9,412.80-14,114.64-2,837.76

Finding the Fourth Proportional to 9,412.80, 14,114.64 and 2,837.76

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Solution

The fourth proportional to 9,412.80, 14,114.64 and 2,837.76 is: 4,255.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,412.80 : 14,114.64 = 2,837.76 : x
  2. Step 2: Convert to fraction form
    9,412.80/14,114.64 = 2,837.76/x
  3. Step 3: Cross multiply
    9,412.80x = 14,114.64 × 2,837.76
  4. Step 4: Simplify right side
    9,412.80x = 40,053,960.81
  5. Step 5: Solve for x
    x = 40,053,960.81/9,412.80
  6. Step 6: Final answer
    x = 4,255.27

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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.