Home / 11,542.16-17,313.09-5,618.12

Finding the Fourth Proportional to 11,542.16, 17,313.09 and 5,618.12

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Solution

The fourth proportional to 11,542.16, 17,313.09 and 5,618.12 is: 8,427.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,542.16 : 17,313.09 = 5,618.12 : x
  2. Step 2: Convert to fraction form
    11,542.16/17,313.09 = 5,618.12/x
  3. Step 3: Cross multiply
    11,542.16x = 17,313.09 × 5,618.12
  4. Step 4: Simplify right side
    11,542.16x = 97,267,017.19
  5. Step 5: Solve for x
    x = 97,267,017.19/11,542.16
  6. Step 6: Final answer
    x = 8,427.11

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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.