Home / 9,170.19-13,747.50-4,722.81

Finding the Fourth Proportional to 9,170.19, 13,747.50 and 4,722.81

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Solution

The fourth proportional to 9,170.19, 13,747.50 and 4,722.81 is: 7,080.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,170.19 : 13,747.50 = 4,722.81 : x
  2. Step 2: Convert to fraction form
    9,170.19/13,747.50 = 4,722.81/x
  3. Step 3: Cross multiply
    9,170.19x = 13,747.50 × 4,722.81
  4. Step 4: Simplify right side
    9,170.19x = 64,926,830.48
  5. Step 5: Solve for x
    x = 64,926,830.48/9,170.19
  6. Step 6: Final answer
    x = 7,080.21

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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.