Home / 9,325.32-13,987.36-2,755.81

Finding the Fourth Proportional to 9,325.32, 13,987.36 and 2,755.81

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Solution

The fourth proportional to 9,325.32, 13,987.36 and 2,755.81 is: 4,133.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,325.32 : 13,987.36 = 2,755.81 : x
  2. Step 2: Convert to fraction form
    9,325.32/13,987.36 = 2,755.81/x
  3. Step 3: Cross multiply
    9,325.32x = 13,987.36 × 2,755.81
  4. Step 4: Simplify right side
    9,325.32x = 38,546,506.56
  5. Step 5: Solve for x
    x = 38,546,506.56/9,325.32
  6. Step 6: Final answer
    x = 4,133.53

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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.