Home / 9,546.21-14,319.31-5,172.21

Finding the Fourth Proportional to 9,546.21, 14,319.31 and 5,172.21

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Solution

The fourth proportional to 9,546.21, 14,319.31 and 5,172.21 is: 7,758.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,546.21 : 14,319.31 = 5,172.21 : x
  2. Step 2: Convert to fraction form
    9,546.21/14,319.31 = 5,172.21/x
  3. Step 3: Cross multiply
    9,546.21x = 14,319.31 × 5,172.21
  4. Step 4: Simplify right side
    9,546.21x = 74,062,452.51
  5. Step 5: Solve for x
    x = 74,062,452.51/9,546.21
  6. Step 6: Final answer
    x = 7,758.31

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1.5x scale

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.