Home / 6,911.32-10,367.08-1,717.20

Finding the Fourth Proportional to 6,911.32, 10,367.08 and 1,717.20

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Solution

The fourth proportional to 6,911.32, 10,367.08 and 1,717.20 is: 2,575.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,911.32 : 10,367.08 = 1,717.20 : x
  2. Step 2: Convert to fraction form
    6,911.32/10,367.08 = 1,717.20/x
  3. Step 3: Cross multiply
    6,911.32x = 10,367.08 × 1,717.20
  4. Step 4: Simplify right side
    6,911.32x = 17,802,349.78
  5. Step 5: Solve for x
    x = 17,802,349.78/6,911.32
  6. Step 6: Final answer
    x = 2,575.82

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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.