Home / 11,345.28-17,022.51-5,100.93

Finding the Fourth Proportional to 11,345.28, 17,022.51 and 5,100.93

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Solution

The fourth proportional to 11,345.28, 17,022.51 and 5,100.93 is: 7,653.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,345.28 : 17,022.51 = 5,100.93 : x
  2. Step 2: Convert to fraction form
    11,345.28/17,022.51 = 5,100.93/x
  3. Step 3: Cross multiply
    11,345.28x = 17,022.51 × 5,100.93
  4. Step 4: Simplify right side
    11,345.28x = 86,830,631.93
  5. Step 5: Solve for x
    x = 86,830,631.93/11,345.28
  6. Step 6: Final answer
    x = 7,653.46

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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.