Home / 3,038.33-4,192.39-1,761.75

Finding the Fourth Proportional to 3,038.33, 4,192.39 and 1,761.75

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Solution

The fourth proportional to 3,038.33, 4,192.39 and 1,761.75 is: 2,430.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,038.33 : 4,192.39 = 1,761.75 : x
  2. Step 2: Convert to fraction form
    3,038.33/4,192.39 = 1,761.75/x
  3. Step 3: Cross multiply
    3,038.33x = 4,192.39 × 1,761.75
  4. Step 4: Simplify right side
    3,038.33x = 7,385,943.08
  5. Step 5: Solve for x
    x = 7,385,943.08/3,038.33
  6. Step 6: Final answer
    x = 2,430.92

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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.