Home / 5,101.03-7,039.25-2,862.84

Finding the Fourth Proportional to 5,101.03, 7,039.25 and 2,862.84

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Solution

The fourth proportional to 5,101.03, 7,039.25 and 2,862.84 is: 3,950.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,101.03 : 7,039.25 = 2,862.84 : x
  2. Step 2: Convert to fraction form
    5,101.03/7,039.25 = 2,862.84/x
  3. Step 3: Cross multiply
    5,101.03x = 7,039.25 × 2,862.84
  4. Step 4: Simplify right side
    5,101.03x = 20,152,285.39
  5. Step 5: Solve for x
    x = 20,152,285.39/5,101.03
  6. Step 6: Final answer
    x = 3,950.63

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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.