Home / 3,543.84-4,889.16-2,147.04

Finding the Fourth Proportional to 3,543.84, 4,889.16 and 2,147.04

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Solution

The fourth proportional to 3,543.84, 4,889.16 and 2,147.04 is: 2,962.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,543.84 : 4,889.16 = 2,147.04 : x
  2. Step 2: Convert to fraction form
    3,543.84/4,889.16 = 2,147.04/x
  3. Step 3: Cross multiply
    3,543.84x = 4,889.16 × 2,147.04
  4. Step 4: Simplify right side
    3,543.84x = 10,497,222.09
  5. Step 5: Solve for x
    x = 10,497,222.09/3,543.84
  6. Step 6: Final answer
    x = 2,962.10

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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.