Home / 5,184.99-7,155.52-2,827.13

Finding the Fourth Proportional to 5,184.99, 7,155.52 and 2,827.13

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Solution

The fourth proportional to 5,184.99, 7,155.52 and 2,827.13 is: 3,901.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,184.99 : 7,155.52 = 2,827.13 : x
  2. Step 2: Convert to fraction form
    5,184.99/7,155.52 = 2,827.13/x
  3. Step 3: Cross multiply
    5,184.99x = 7,155.52 × 2,827.13
  4. Step 4: Simplify right side
    5,184.99x = 20,229,542.41
  5. Step 5: Solve for x
    x = 20,229,542.41/5,184.99
  6. Step 6: Final answer
    x = 3,901.56

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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.