Home / 9,314.22-13,971.12-4,381.12

Finding the Fourth Proportional to 9,314.22, 13,971.12 and 4,381.12

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Solution

The fourth proportional to 9,314.22, 13,971.12 and 4,381.12 is: 6,571.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,314.22 : 13,971.12 = 4,381.12 : x
  2. Step 2: Convert to fraction form
    9,314.22/13,971.12 = 4,381.12/x
  3. Step 3: Cross multiply
    9,314.22x = 13,971.12 × 4,381.12
  4. Step 4: Simplify right side
    9,314.22x = 61,209,153.25
  5. Step 5: Solve for x
    x = 61,209,153.25/9,314.22
  6. Step 6: Final answer
    x = 6,571.58

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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.