Home / 10,068.09-13,893.75-5,591.76

Finding the Fourth Proportional to 10,068.09, 13,893.75 and 5,591.76

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Solution

The fourth proportional to 10,068.09, 13,893.75 and 5,591.76 is: 7,716.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,068.09 : 13,893.75 = 5,591.76 : x
  2. Step 2: Convert to fraction form
    10,068.09/13,893.75 = 5,591.76/x
  3. Step 3: Cross multiply
    10,068.09x = 13,893.75 × 5,591.76
  4. Step 4: Simplify right side
    10,068.09x = 77,690,515.50
  5. Step 5: Solve for x
    x = 77,690,515.50/10,068.09
  6. Step 6: Final answer
    x = 7,716.51

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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.