Home / 3,040.31-4,196.13-1,862.03

Finding the Fourth Proportional to 3,040.31, 4,196.13 and 1,862.03

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Solution

The fourth proportional to 3,040.31, 4,196.13 and 1,862.03 is: 2,569.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,040.31 : 4,196.13 = 1,862.03 : x
  2. Step 2: Convert to fraction form
    3,040.31/4,196.13 = 1,862.03/x
  3. Step 3: Cross multiply
    3,040.31x = 4,196.13 × 1,862.03
  4. Step 4: Simplify right side
    3,040.31x = 7,813,319.94
  5. Step 5: Solve for x
    x = 7,813,319.94/3,040.31
  6. Step 6: Final answer
    x = 2,569.91

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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.