Home / 11,345.69-17,020.36-3,952.25

Finding the Fourth Proportional to 11,345.69, 17,020.36 and 3,952.25

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Solution

The fourth proportional to 11,345.69, 17,020.36 and 3,952.25 is: 5,929.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,345.69 : 17,020.36 = 3,952.25 : x
  2. Step 2: Convert to fraction form
    11,345.69/17,020.36 = 3,952.25/x
  3. Step 3: Cross multiply
    11,345.69x = 17,020.36 × 3,952.25
  4. Step 4: Simplify right side
    11,345.69x = 67,268,750.48
  5. Step 5: Solve for x
    x = 67,268,750.48/11,345.69
  6. Step 6: Final answer
    x = 5,929.01

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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.