Home / 7,704.09-11,557.35-2,508.75

Finding the Fourth Proportional to 7,704.09, 11,557.35 and 2,508.75

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Solution

The fourth proportional to 7,704.09, 11,557.35 and 2,508.75 is: 3,763.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,704.09 : 11,557.35 = 2,508.75 : x
  2. Step 2: Convert to fraction form
    7,704.09/11,557.35 = 2,508.75/x
  3. Step 3: Cross multiply
    7,704.09x = 11,557.35 × 2,508.75
  4. Step 4: Simplify right side
    7,704.09x = 28,994,501.81
  5. Step 5: Solve for x
    x = 28,994,501.81/7,704.09
  6. Step 6: Final answer
    x = 3,763.52

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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.