Home / 9,172.49-13,756.52-4,237.39

Finding the Fourth Proportional to 9,172.49, 13,756.52 and 4,237.39

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Solution

The fourth proportional to 9,172.49, 13,756.52 and 4,237.39 is: 6,355.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,172.49 : 13,756.52 = 4,237.39 : x
  2. Step 2: Convert to fraction form
    9,172.49/13,756.52 = 4,237.39/x
  3. Step 3: Cross multiply
    9,172.49x = 13,756.52 × 4,237.39
  4. Step 4: Simplify right side
    9,172.49x = 58,291,740.28
  5. Step 5: Solve for x
    x = 58,291,740.28/9,172.49
  6. Step 6: Final answer
    x = 6,355.06

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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.