Home / 7,497.37-11,242.32-4,378.11

Finding the Fourth Proportional to 7,497.37, 11,242.32 and 4,378.11

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Solution

The fourth proportional to 7,497.37, 11,242.32 and 4,378.11 is: 6,564.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,497.37 : 11,242.32 = 4,378.11 : x
  2. Step 2: Convert to fraction form
    7,497.37/11,242.32 = 4,378.11/x
  3. Step 3: Cross multiply
    7,497.37x = 11,242.32 × 4,378.11
  4. Step 4: Simplify right side
    7,497.37x = 49,220,113.62
  5. Step 5: Solve for x
    x = 49,220,113.62/7,497.37
  6. Step 6: Final answer
    x = 6,564.98

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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.