Home / 9,817.64-13,549.38-5,627.24

Finding the Fourth Proportional to 9,817.64, 13,549.38 and 5,627.24

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Solution

The fourth proportional to 9,817.64, 13,549.38 and 5,627.24 is: 7,766.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,817.64 : 13,549.38 = 5,627.24 : x
  2. Step 2: Convert to fraction form
    9,817.64/13,549.38 = 5,627.24/x
  3. Step 3: Cross multiply
    9,817.64x = 13,549.38 × 5,627.24
  4. Step 4: Simplify right side
    9,817.64x = 76,245,613.11
  5. Step 5: Solve for x
    x = 76,245,613.11/9,817.64
  6. Step 6: Final answer
    x = 7,766.19

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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.