Home / 7,490.37-11,232.10-2,223.49

Finding the Fourth Proportional to 7,490.37, 11,232.10 and 2,223.49

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Solution

The fourth proportional to 7,490.37, 11,232.10 and 2,223.49 is: 3,334.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,490.37 : 11,232.10 = 2,223.49 : x
  2. Step 2: Convert to fraction form
    7,490.37/11,232.10 = 2,223.49/x
  3. Step 3: Cross multiply
    7,490.37x = 11,232.10 × 2,223.49
  4. Step 4: Simplify right side
    7,490.37x = 24,974,462.03
  5. Step 5: Solve for x
    x = 24,974,462.03/7,490.37
  6. Step 6: Final answer
    x = 3,334.21

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1.5x scale

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.