Home / 10,307.44-14,224.32-5,591.68

Finding the Fourth Proportional to 10,307.44, 14,224.32 and 5,591.68

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Solution

The fourth proportional to 10,307.44, 14,224.32 and 5,591.68 is: 7,716.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,307.44 : 14,224.32 = 5,591.68 : x
  2. Step 2: Convert to fraction form
    10,307.44/14,224.32 = 5,591.68/x
  3. Step 3: Cross multiply
    10,307.44x = 14,224.32 × 5,591.68
  4. Step 4: Simplify right side
    10,307.44x = 79,537,845.66
  5. Step 5: Solve for x
    x = 79,537,845.66/10,307.44
  6. Step 6: Final answer
    x = 7,716.55

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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.