Home / 3,089.73-4,634.80-1,009.18

Finding the Fourth Proportional to 3,089.73, 4,634.80 and 1,009.18

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Solution

The fourth proportional to 3,089.73, 4,634.80 and 1,009.18 is: 1,513.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,089.73 : 4,634.80 = 1,009.18 : x
  2. Step 2: Convert to fraction form
    3,089.73/4,634.80 = 1,009.18/x
  3. Step 3: Cross multiply
    3,089.73x = 4,634.80 × 1,009.18
  4. Step 4: Simplify right side
    3,089.73x = 4,677,347.46
  5. Step 5: Solve for x
    x = 4,677,347.46/3,089.73
  6. Step 6: Final answer
    x = 1,513.84

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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.