Home / 11,775.69-17,663.51-7,396.22

Finding the Fourth Proportional to 11,775.69, 17,663.51 and 7,396.22

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Solution

The fourth proportional to 11,775.69, 17,663.51 and 7,396.22 is: 11,094.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,775.69 : 17,663.51 = 7,396.22 : x
  2. Step 2: Convert to fraction form
    11,775.69/17,663.51 = 7,396.22/x
  3. Step 3: Cross multiply
    11,775.69x = 17,663.51 × 7,396.22
  4. Step 4: Simplify right side
    11,775.69x = 130,643,268.58
  5. Step 5: Solve for x
    x = 130,643,268.58/11,775.69
  6. Step 6: Final answer
    x = 11,094.32

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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.