Home / 9,834.85-14,739.51-3,988.27

Finding the Fourth Proportional to 9,834.85, 14,739.51 and 3,988.27

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Solution

The fourth proportional to 9,834.85, 14,739.51 and 3,988.27 is: 5,977.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,834.85 : 14,739.51 = 3,988.27 : x
  2. Step 2: Convert to fraction form
    9,834.85/14,739.51 = 3,988.27/x
  3. Step 3: Cross multiply
    9,834.85x = 14,739.51 × 3,988.27
  4. Step 4: Simplify right side
    9,834.85x = 58,785,071.85
  5. Step 5: Solve for x
    x = 58,785,071.85/9,834.85
  6. Step 6: Final answer
    x = 5,977.22

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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.