Home / 9,612.36-13,265.08-5,196.36

Finding the Fourth Proportional to 9,612.36, 13,265.08 and 5,196.36

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Solution

The fourth proportional to 9,612.36, 13,265.08 and 5,196.36 is: 7,170.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,612.36 : 13,265.08 = 5,196.36 : x
  2. Step 2: Convert to fraction form
    9,612.36/13,265.08 = 5,196.36/x
  3. Step 3: Cross multiply
    9,612.36x = 13,265.08 × 5,196.36
  4. Step 4: Simplify right side
    9,612.36x = 68,930,131.11
  5. Step 5: Solve for x
    x = 68,930,131.11/9,612.36
  6. Step 6: Final answer
    x = 7,170.99

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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.