Home / 3,543.28-4,889.09-2,051.12

Finding the Fourth Proportional to 3,543.28, 4,889.09 and 2,051.12

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Solution

The fourth proportional to 3,543.28, 4,889.09 and 2,051.12 is: 2,830.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,543.28 : 4,889.09 = 2,051.12 : x
  2. Step 2: Convert to fraction form
    3,543.28/4,889.09 = 2,051.12/x
  3. Step 3: Cross multiply
    3,543.28x = 4,889.09 × 2,051.12
  4. Step 4: Simplify right side
    3,543.28x = 10,028,127.63
  5. Step 5: Solve for x
    x = 10,028,127.63/3,543.28
  6. Step 6: Final answer
    x = 2,830.18

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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.