Home / 10,970.49-16,463.07-5,127.60

Finding the Fourth Proportional to 10,970.49, 16,463.07 and 5,127.60

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Solution

The fourth proportional to 10,970.49, 16,463.07 and 5,127.60 is: 7,694.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,970.49 : 16,463.07 = 5,127.60 : x
  2. Step 2: Convert to fraction form
    10,970.49/16,463.07 = 5,127.60/x
  3. Step 3: Cross multiply
    10,970.49x = 16,463.07 × 5,127.60
  4. Step 4: Simplify right side
    10,970.49x = 84,416,037.73
  5. Step 5: Solve for x
    x = 84,416,037.73/10,970.49
  6. Step 6: Final answer
    x = 7,694.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.