Home / 11,416.52-15,759.63-6,941.69

Finding the Fourth Proportional to 11,416.52, 15,759.63 and 6,941.69

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Solution

The fourth proportional to 11,416.52, 15,759.63 and 6,941.69 is: 9,582.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,416.52 : 15,759.63 = 6,941.69 : x
  2. Step 2: Convert to fraction form
    11,416.52/15,759.63 = 6,941.69/x
  3. Step 3: Cross multiply
    11,416.52x = 15,759.63 × 6,941.69
  4. Step 4: Simplify right side
    11,416.52x = 109,398,387.18
  5. Step 5: Solve for x
    x = 109,398,387.18/11,416.52
  6. Step 6: Final answer
    x = 9,582.47

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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.