Home / 9,704.60-14,555.78-2,685.12

Finding the Fourth Proportional to 9,704.60, 14,555.78 and 2,685.12

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Solution

The fourth proportional to 9,704.60, 14,555.78 and 2,685.12 is: 4,027.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,704.60 : 14,555.78 = 2,685.12 : x
  2. Step 2: Convert to fraction form
    9,704.60/14,555.78 = 2,685.12/x
  3. Step 3: Cross multiply
    9,704.60x = 14,555.78 × 2,685.12
  4. Step 4: Simplify right side
    9,704.60x = 39,084,015.99
  5. Step 5: Solve for x
    x = 39,084,015.99/9,704.60
  6. Step 6: Final answer
    x = 4,027.37

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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.