Home / 4,739.57-7,101.49-2,885.07

Finding the Fourth Proportional to 4,739.57, 7,101.49 and 2,885.07

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Solution

The fourth proportional to 4,739.57, 7,101.49 and 2,885.07 is: 4,322.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,739.57 : 7,101.49 = 2,885.07 : x
  2. Step 2: Convert to fraction form
    4,739.57/7,101.49 = 2,885.07/x
  3. Step 3: Cross multiply
    4,739.57x = 7,101.49 × 2,885.07
  4. Step 4: Simplify right side
    4,739.57x = 20,488,295.75
  5. Step 5: Solve for x
    x = 20,488,295.75/4,739.57
  6. Step 6: Final answer
    x = 4,322.82

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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.