Home / 8,683.13-11,982.75-4,704.23

Finding the Fourth Proportional to 8,683.13, 11,982.75 and 4,704.23

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Solution

The fourth proportional to 8,683.13, 11,982.75 and 4,704.23 is: 6,491.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,683.13 : 11,982.75 = 4,704.23 : x
  2. Step 2: Convert to fraction form
    8,683.13/11,982.75 = 4,704.23/x
  3. Step 3: Cross multiply
    8,683.13x = 11,982.75 × 4,704.23
  4. Step 4: Simplify right side
    8,683.13x = 56,369,612.03
  5. Step 5: Solve for x
    x = 56,369,612.03/8,683.13
  6. Step 6: Final answer
    x = 6,491.85

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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.