Home / 4,001.32-5,520.90-2,322.28

Finding the Fourth Proportional to 4,001.32, 5,520.90 and 2,322.28

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Solution

The fourth proportional to 4,001.32, 5,520.90 and 2,322.28 is: 3,204.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,001.32 : 5,520.90 = 2,322.28 : x
  2. Step 2: Convert to fraction form
    4,001.32/5,520.90 = 2,322.28/x
  3. Step 3: Cross multiply
    4,001.32x = 5,520.90 × 2,322.28
  4. Step 4: Simplify right side
    4,001.32x = 12,821,075.65
  5. Step 5: Solve for x
    x = 12,821,075.65/4,001.32
  6. Step 6: Final answer
    x = 3,204.21

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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.