Home / 2,421.73-3,631.71-1,035.22

Finding the Fourth Proportional to 2,421.73, 3,631.71 and 1,035.22

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Solution

The fourth proportional to 2,421.73, 3,631.71 and 1,035.22 is: 1,552.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,421.73 : 3,631.71 = 1,035.22 : x
  2. Step 2: Convert to fraction form
    2,421.73/3,631.71 = 1,035.22/x
  3. Step 3: Cross multiply
    2,421.73x = 3,631.71 × 1,035.22
  4. Step 4: Simplify right side
    2,421.73x = 3,759,618.83
  5. Step 5: Solve for x
    x = 3,759,618.83/2,421.73
  6. Step 6: Final answer
    x = 1,552.45

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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.