Home / 9,117.53-13,668.07-3,272.77

Finding the Fourth Proportional to 9,117.53, 13,668.07 and 3,272.77

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Solution

The fourth proportional to 9,117.53, 13,668.07 and 3,272.77 is: 4,906.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,117.53 : 13,668.07 = 3,272.77 : x
  2. Step 2: Convert to fraction form
    9,117.53/13,668.07 = 3,272.77/x
  3. Step 3: Cross multiply
    9,117.53x = 13,668.07 × 3,272.77
  4. Step 4: Simplify right side
    9,117.53x = 44,732,449.45
  5. Step 5: Solve for x
    x = 44,732,449.45/9,117.53
  6. Step 6: Final answer
    x = 4,906.20

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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.