Home / 10,866.05-14,995.07-6,150.17

Finding the Fourth Proportional to 10,866.05, 14,995.07 and 6,150.17

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Solution

The fourth proportional to 10,866.05, 14,995.07 and 6,150.17 is: 8,487.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,866.05 : 14,995.07 = 6,150.17 : x
  2. Step 2: Convert to fraction form
    10,866.05/14,995.07 = 6,150.17/x
  3. Step 3: Cross multiply
    10,866.05x = 14,995.07 × 6,150.17
  4. Step 4: Simplify right side
    10,866.05x = 92,222,198.91
  5. Step 5: Solve for x
    x = 92,222,198.91/10,866.05
  6. Step 6: Final answer
    x = 8,487.19

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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.