Home / 3,717.10-5,130.03-2,225.80

Finding the Fourth Proportional to 3,717.10, 5,130.03 and 2,225.80

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Solution

The fourth proportional to 3,717.10, 5,130.03 and 2,225.80 is: 3,071.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,717.10 : 5,130.03 = 2,225.80 : x
  2. Step 2: Convert to fraction form
    3,717.10/5,130.03 = 2,225.80/x
  3. Step 3: Cross multiply
    3,717.10x = 5,130.03 × 2,225.80
  4. Step 4: Simplify right side
    3,717.10x = 11,418,420.77
  5. Step 5: Solve for x
    x = 11,418,420.77/3,717.10
  6. Step 6: Final answer
    x = 3,071.86

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.