Home / 9,010.60-13,515.09-3,166.86

Finding the Fourth Proportional to 9,010.60, 13,515.09 and 3,166.86

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Solution

The fourth proportional to 9,010.60, 13,515.09 and 3,166.86 is: 4,750.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,010.60 : 13,515.09 = 3,166.86 : x
  2. Step 2: Convert to fraction form
    9,010.60/13,515.09 = 3,166.86/x
  3. Step 3: Cross multiply
    9,010.60x = 13,515.09 × 3,166.86
  4. Step 4: Simplify right side
    9,010.60x = 42,800,397.92
  5. Step 5: Solve for x
    x = 42,800,397.92/9,010.60
  6. Step 6: Final answer
    x = 4,750.01

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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.