Home / 3,009.81-4,515.48-1,160.43

Finding the Fourth Proportional to 3,009.81, 4,515.48 and 1,160.43

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Solution

The fourth proportional to 3,009.81, 4,515.48 and 1,160.43 is: 1,740.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,009.81 : 4,515.48 = 1,160.43 : x
  2. Step 2: Convert to fraction form
    3,009.81/4,515.48 = 1,160.43/x
  3. Step 3: Cross multiply
    3,009.81x = 4,515.48 × 1,160.43
  4. Step 4: Simplify right side
    3,009.81x = 5,239,870.08
  5. Step 5: Solve for x
    x = 5,239,870.08/3,009.81
  6. Step 6: Final answer
    x = 1,740.93

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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.