Home / 5,041.88-6,957.03-2,803.78

Finding the Fourth Proportional to 5,041.88, 6,957.03 and 2,803.78

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Solution

The fourth proportional to 5,041.88, 6,957.03 and 2,803.78 is: 3,868.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,041.88 : 6,957.03 = 2,803.78 : x
  2. Step 2: Convert to fraction form
    5,041.88/6,957.03 = 2,803.78/x
  3. Step 3: Cross multiply
    5,041.88x = 6,957.03 × 2,803.78
  4. Step 4: Simplify right side
    5,041.88x = 19,505,981.57
  5. Step 5: Solve for x
    x = 19,505,981.57/5,041.88
  6. Step 6: Final answer
    x = 3,868.79

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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.