Home / 10,868.28-14,999.04-6,153.27

Finding the Fourth Proportional to 10,868.28, 14,999.04 and 6,153.27

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Solution

The fourth proportional to 10,868.28, 14,999.04 and 6,153.27 is: 8,491.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,868.28 : 14,999.04 = 6,153.27 : x
  2. Step 2: Convert to fraction form
    10,868.28/14,999.04 = 6,153.27/x
  3. Step 3: Cross multiply
    10,868.28x = 14,999.04 × 6,153.27
  4. Step 4: Simplify right side
    10,868.28x = 92,293,142.86
  5. Step 5: Solve for x
    x = 92,293,142.86/10,868.28
  6. Step 6: Final answer
    x = 8,491.97

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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.