Home / 11,345.96-17,018.93-3,555.38

Finding the Fourth Proportional to 11,345.96, 17,018.93 and 3,555.38

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Solution

The fourth proportional to 11,345.96, 17,018.93 and 3,555.38 is: 5,333.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,345.96 : 17,018.93 = 3,555.38 : x
  2. Step 2: Convert to fraction form
    11,345.96/17,018.93 = 3,555.38/x
  3. Step 3: Cross multiply
    11,345.96x = 17,018.93 × 3,555.38
  4. Step 4: Simplify right side
    11,345.96x = 60,508,763.34
  5. Step 5: Solve for x
    x = 60,508,763.34/11,345.96
  6. Step 6: Final answer
    x = 5,333.07

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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.