Home / 3,649.50-5,036.31-2,253.06

Finding the Fourth Proportional to 3,649.50, 5,036.31 and 2,253.06

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Solution

The fourth proportional to 3,649.50, 5,036.31 and 2,253.06 is: 3,109.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,649.50 : 5,036.31 = 2,253.06 : x
  2. Step 2: Convert to fraction form
    3,649.50/5,036.31 = 2,253.06/x
  3. Step 3: Cross multiply
    3,649.50x = 5,036.31 × 2,253.06
  4. Step 4: Simplify right side
    3,649.50x = 11,347,108.61
  5. Step 5: Solve for x
    x = 11,347,108.61/3,649.50
  6. Step 6: Final answer
    x = 3,109.22

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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.