Home / 9,272.21-13,910.74-4,079.30

Finding the Fourth Proportional to 9,272.21, 13,910.74 and 4,079.30

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Solution

The fourth proportional to 9,272.21, 13,910.74 and 4,079.30 is: 6,120.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,272.21 : 13,910.74 = 4,079.30 : x
  2. Step 2: Convert to fraction form
    9,272.21/13,910.74 = 4,079.30/x
  3. Step 3: Cross multiply
    9,272.21x = 13,910.74 × 4,079.30
  4. Step 4: Simplify right side
    9,272.21x = 56,746,001.93
  5. Step 5: Solve for x
    x = 56,746,001.93/9,272.21
  6. Step 6: Final answer
    x = 6,120.01

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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.