Home / 4,862.15-7,274.82-2,888.84

Finding the Fourth Proportional to 4,862.15, 7,274.82 and 2,888.84

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Solution

The fourth proportional to 4,862.15, 7,274.82 and 2,888.84 is: 4,322.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,862.15 : 7,274.82 = 2,888.84 : x
  2. Step 2: Convert to fraction form
    4,862.15/7,274.82 = 2,888.84/x
  3. Step 3: Cross multiply
    4,862.15x = 7,274.82 × 2,888.84
  4. Step 4: Simplify right side
    4,862.15x = 21,015,743.80
  5. Step 5: Solve for x
    x = 21,015,743.80/4,862.15
  6. Step 6: Final answer
    x = 4,322.32

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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.