Home / 10,934.86-15,085.80-6,735.82

Finding the Fourth Proportional to 10,934.86, 15,085.80 and 6,735.82

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Solution

The fourth proportional to 10,934.86, 15,085.80 and 6,735.82 is: 9,292.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,934.86 : 15,085.80 = 6,735.82 : x
  2. Step 2: Convert to fraction form
    10,934.86/15,085.80 = 6,735.82/x
  3. Step 3: Cross multiply
    10,934.86x = 15,085.80 × 6,735.82
  4. Step 4: Simplify right side
    10,934.86x = 101,615,233.36
  5. Step 5: Solve for x
    x = 101,615,233.36/10,934.86
  6. Step 6: Final answer
    x = 9,292.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.