Home / 3,551.09-4,900.40-2,225.53

Finding the Fourth Proportional to 3,551.09, 4,900.40 and 2,225.53

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Solution

The fourth proportional to 3,551.09, 4,900.40 and 2,225.53 is: 3,071.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,551.09 : 4,900.40 = 2,225.53 : x
  2. Step 2: Convert to fraction form
    3,551.09/4,900.40 = 2,225.53/x
  3. Step 3: Cross multiply
    3,551.09x = 4,900.40 × 2,225.53
  4. Step 4: Simplify right side
    3,551.09x = 10,905,962.99
  5. Step 5: Solve for x
    x = 10,905,962.99/3,551.09
  6. Step 6: Final answer
    x = 3,071.16

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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.