Home / 9,190.63-13,777.75-4,253.49

Finding the Fourth Proportional to 9,190.63, 13,777.75 and 4,253.49

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Solution

The fourth proportional to 9,190.63, 13,777.75 and 4,253.49 is: 6,376.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,190.63 : 13,777.75 = 4,253.49 : x
  2. Step 2: Convert to fraction form
    9,190.63/13,777.75 = 4,253.49/x
  3. Step 3: Cross multiply
    9,190.63x = 13,777.75 × 4,253.49
  4. Step 4: Simplify right side
    9,190.63x = 58,603,521.85
  5. Step 5: Solve for x
    x = 58,603,521.85/9,190.63
  6. Step 6: Final answer
    x = 6,376.44

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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.