Home / 9,982.53-13,779.38-6,626.29

Finding the Fourth Proportional to 9,982.53, 13,779.38 and 6,626.29

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Solution

The fourth proportional to 9,982.53, 13,779.38 and 6,626.29 is: 9,146.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,982.53 : 13,779.38 = 6,626.29 : x
  2. Step 2: Convert to fraction form
    9,982.53/13,779.38 = 6,626.29/x
  3. Step 3: Cross multiply
    9,982.53x = 13,779.38 × 6,626.29
  4. Step 4: Simplify right side
    9,982.53x = 91,306,167.90
  5. Step 5: Solve for x
    x = 91,306,167.90/9,982.53
  6. Step 6: Final answer
    x = 9,146.60

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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.