Home / 3,089.19-4,633.82-1,009.18

Finding the Fourth Proportional to 3,089.19, 4,633.82 and 1,009.18

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Solution

The fourth proportional to 3,089.19, 4,633.82 and 1,009.18 is: 1,513.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,089.19 : 4,633.82 = 1,009.18 : x
  2. Step 2: Convert to fraction form
    3,089.19/4,633.82 = 1,009.18/x
  3. Step 3: Cross multiply
    3,089.19x = 4,633.82 × 1,009.18
  4. Step 4: Simplify right side
    3,089.19x = 4,676,342.61
  5. Step 5: Solve for x
    x = 4,676,342.61/3,089.19
  6. Step 6: Final answer
    x = 1,513.78

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1.5x scale

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.