Home / 4,228.76-5,832.36-2,900.36

Finding the Fourth Proportional to 4,228.76, 5,832.36 and 2,900.36

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Solution

The fourth proportional to 4,228.76, 5,832.36 and 2,900.36 is: 4,000.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,228.76 : 5,832.36 = 2,900.36 : x
  2. Step 2: Convert to fraction form
    4,228.76/5,832.36 = 2,900.36/x
  3. Step 3: Cross multiply
    4,228.76x = 5,832.36 × 2,900.36
  4. Step 4: Simplify right side
    4,228.76x = 16,915,943.65
  5. Step 5: Solve for x
    x = 16,915,943.65/4,228.76
  6. Step 6: Final answer
    x = 4,000.21

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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.