Home / 9,720.18-14,583.33-3,480.06

Finding the Fourth Proportional to 9,720.18, 14,583.33 and 3,480.06

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Solution

The fourth proportional to 9,720.18, 14,583.33 and 3,480.06 is: 5,221.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,720.18 : 14,583.33 = 3,480.06 : x
  2. Step 2: Convert to fraction form
    9,720.18/14,583.33 = 3,480.06/x
  3. Step 3: Cross multiply
    9,720.18x = 14,583.33 × 3,480.06
  4. Step 4: Simplify right side
    9,720.18x = 50,750,863.40
  5. Step 5: Solve for x
    x = 50,750,863.40/9,720.18
  6. Step 6: Final answer
    x = 5,221.19

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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.