Home / 11,374.48-17,122.06-8,110.16

Finding the Fourth Proportional to 11,374.48, 17,122.06 and 8,110.16

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Solution

The fourth proportional to 11,374.48, 17,122.06 and 8,110.16 is: 12,208.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,374.48 : 17,122.06 = 8,110.16 : x
  2. Step 2: Convert to fraction form
    11,374.48/17,122.06 = 8,110.16/x
  3. Step 3: Cross multiply
    11,374.48x = 17,122.06 × 8,110.16
  4. Step 4: Simplify right side
    11,374.48x = 138,862,646.13
  5. Step 5: Solve for x
    x = 138,862,646.13/11,374.48
  6. Step 6: Final answer
    x = 12,208.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.