Home / 3,543.07-4,889.86-2,031.17

Finding the Fourth Proportional to 3,543.07, 4,889.86 and 2,031.17

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Solution

The fourth proportional to 3,543.07, 4,889.86 and 2,031.17 is: 2,803.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,543.07 : 4,889.86 = 2,031.17 : x
  2. Step 2: Convert to fraction form
    3,543.07/4,889.86 = 2,031.17/x
  3. Step 3: Cross multiply
    3,543.07x = 4,889.86 × 2,031.17
  4. Step 4: Simplify right side
    3,543.07x = 9,932,136.94
  5. Step 5: Solve for x
    x = 9,932,136.94/3,543.07
  6. Step 6: Final answer
    x = 2,803.26

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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.