Home / 10,817.62-14,928.51-6,344.60

Finding the Fourth Proportional to 10,817.62, 14,928.51 and 6,344.60

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Solution

The fourth proportional to 10,817.62, 14,928.51 and 6,344.60 is: 8,755.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,817.62 : 14,928.51 = 6,344.60 : x
  2. Step 2: Convert to fraction form
    10,817.62/14,928.51 = 6,344.60/x
  3. Step 3: Cross multiply
    10,817.62x = 14,928.51 × 6,344.60
  4. Step 4: Simplify right side
    10,817.62x = 94,715,424.55
  5. Step 5: Solve for x
    x = 94,715,424.55/10,817.62
  6. Step 6: Final answer
    x = 8,755.66

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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.