Home / 3,177.77-4,386.23-2,233.79

Finding the Fourth Proportional to 3,177.77, 4,386.23 and 2,233.79

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Solution

The fourth proportional to 3,177.77, 4,386.23 and 2,233.79 is: 3,083.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,177.77 : 4,386.23 = 2,233.79 : x
  2. Step 2: Convert to fraction form
    3,177.77/4,386.23 = 2,233.79/x
  3. Step 3: Cross multiply
    3,177.77x = 4,386.23 × 2,233.79
  4. Step 4: Simplify right side
    3,177.77x = 9,797,916.71
  5. Step 5: Solve for x
    x = 9,797,916.71/3,177.77
  6. Step 6: Final answer
    x = 3,083.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.