Home / 4,030.79-6,046.38-1,109.31

Finding the Fourth Proportional to 4,030.79, 6,046.38 and 1,109.31

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Solution

The fourth proportional to 4,030.79, 6,046.38 and 1,109.31 is: 1,664.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,030.79 : 6,046.38 = 1,109.31 : x
  2. Step 2: Convert to fraction form
    4,030.79/6,046.38 = 1,109.31/x
  3. Step 3: Cross multiply
    4,030.79x = 6,046.38 × 1,109.31
  4. Step 4: Simplify right side
    4,030.79x = 6,707,309.80
  5. Step 5: Solve for x
    x = 6,707,309.80/4,030.79
  6. Step 6: Final answer
    x = 1,664.02

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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.