Home / 9,089.75-13,634.93-2,515.39

Finding the Fourth Proportional to 9,089.75, 13,634.93 and 2,515.39

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Solution

The fourth proportional to 9,089.75, 13,634.93 and 2,515.39 is: 3,773.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,089.75 : 13,634.93 = 2,515.39 : x
  2. Step 2: Convert to fraction form
    9,089.75/13,634.93 = 2,515.39/x
  3. Step 3: Cross multiply
    9,089.75x = 13,634.93 × 2,515.39
  4. Step 4: Simplify right side
    9,089.75x = 34,297,157.26
  5. Step 5: Solve for x
    x = 34,297,157.26/9,089.75
  6. Step 6: Final answer
    x = 3,773.17

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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.