Home / 5,172.49-7,754.01-1,883.22

Finding the Fourth Proportional to 5,172.49, 7,754.01 and 1,883.22

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Solution

The fourth proportional to 5,172.49, 7,754.01 and 1,883.22 is: 2,823.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,172.49 : 7,754.01 = 1,883.22 : x
  2. Step 2: Convert to fraction form
    5,172.49/7,754.01 = 1,883.22/x
  3. Step 3: Cross multiply
    5,172.49x = 7,754.01 × 1,883.22
  4. Step 4: Simplify right side
    5,172.49x = 14,602,506.71
  5. Step 5: Solve for x
    x = 14,602,506.71/5,172.49
  6. Step 6: Final answer
    x = 2,823.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.