Home / 9,125.34-13,690.07-2,885.73

Finding the Fourth Proportional to 9,125.34, 13,690.07 and 2,885.73

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Solution

The fourth proportional to 9,125.34, 13,690.07 and 2,885.73 is: 4,329.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,125.34 : 13,690.07 = 2,885.73 : x
  2. Step 2: Convert to fraction form
    9,125.34/13,690.07 = 2,885.73/x
  3. Step 3: Cross multiply
    9,125.34x = 13,690.07 × 2,885.73
  4. Step 4: Simplify right side
    9,125.34x = 39,505,831.27
  5. Step 5: Solve for x
    x = 39,505,831.27/9,125.34
  6. Step 6: Final answer
    x = 4,329.24

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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.