Home / 11,341.68-17,001.72-5,490.24

Finding the Fourth Proportional to 11,341.68, 17,001.72 and 5,490.24

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Solution

The fourth proportional to 11,341.68, 17,001.72 and 5,490.24 is: 8,230.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,341.68 : 17,001.72 = 5,490.24 : x
  2. Step 2: Convert to fraction form
    11,341.68/17,001.72 = 5,490.24/x
  3. Step 3: Cross multiply
    11,341.68x = 17,001.72 × 5,490.24
  4. Step 4: Simplify right side
    11,341.68x = 93,343,523.21
  5. Step 5: Solve for x
    x = 93,343,523.21/11,341.68
  6. Step 6: Final answer
    x = 8,230.13

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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.