Home / 9,195.98-12,690.23-5,004.30

Finding the Fourth Proportional to 9,195.98, 12,690.23 and 5,004.30

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Solution

The fourth proportional to 9,195.98, 12,690.23 and 5,004.30 is: 6,905.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,195.98 : 12,690.23 = 5,004.30 : x
  2. Step 2: Convert to fraction form
    9,195.98/12,690.23 = 5,004.30/x
  3. Step 3: Cross multiply
    9,195.98x = 12,690.23 × 5,004.30
  4. Step 4: Simplify right side
    9,195.98x = 63,505,717.99
  5. Step 5: Solve for x
    x = 63,505,717.99/9,195.98
  6. Step 6: Final answer
    x = 6,905.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.