Home / 5,324.94-7,987.51-1,862.19

Finding the Fourth Proportional to 5,324.94, 7,987.51 and 1,862.19

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Solution

The fourth proportional to 5,324.94, 7,987.51 and 1,862.19 is: 2,793.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,324.94 : 7,987.51 = 1,862.19 : x
  2. Step 2: Convert to fraction form
    5,324.94/7,987.51 = 1,862.19/x
  3. Step 3: Cross multiply
    5,324.94x = 7,987.51 × 1,862.19
  4. Step 4: Simplify right side
    5,324.94x = 14,874,261.25
  5. Step 5: Solve for x
    x = 14,874,261.25/5,324.94
  6. Step 6: Final answer
    x = 2,793.32

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1.5x scale

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.