Home / 10,591.07-14,622.41-6,815.66

Finding the Fourth Proportional to 10,591.07, 14,622.41 and 6,815.66

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Solution

The fourth proportional to 10,591.07, 14,622.41 and 6,815.66 is: 9,409.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,591.07 : 14,622.41 = 6,815.66 : x
  2. Step 2: Convert to fraction form
    10,591.07/14,622.41 = 6,815.66/x
  3. Step 3: Cross multiply
    10,591.07x = 14,622.41 × 6,815.66
  4. Step 4: Simplify right side
    10,591.07x = 99,661,374.94
  5. Step 5: Solve for x
    x = 99,661,374.94/10,591.07
  6. Step 6: Final answer
    x = 9,409.94

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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.