Home / 2,210.88-3,302.94-1,424.47

Finding the Fourth Proportional to 2,210.88, 3,302.94 and 1,424.47

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Solution

The fourth proportional to 2,210.88, 3,302.94 and 1,424.47 is: 2,128.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,210.88 : 3,302.94 = 1,424.47 : x
  2. Step 2: Convert to fraction form
    2,210.88/3,302.94 = 1,424.47/x
  3. Step 3: Cross multiply
    2,210.88x = 3,302.94 × 1,424.47
  4. Step 4: Simplify right side
    2,210.88x = 4,704,930.68
  5. Step 5: Solve for x
    x = 4,704,930.68/2,210.88
  6. Step 6: Final answer
    x = 2,128.08

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.