Home / 6,291.07-9,436.52-1,611.05

Finding the Fourth Proportional to 6,291.07, 9,436.52 and 1,611.05

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Solution

The fourth proportional to 6,291.07, 9,436.52 and 1,611.05 is: 2,416.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,291.07 : 9,436.52 = 1,611.05 : x
  2. Step 2: Convert to fraction form
    6,291.07/9,436.52 = 1,611.05/x
  3. Step 3: Cross multiply
    6,291.07x = 9,436.52 × 1,611.05
  4. Step 4: Simplify right side
    6,291.07x = 15,202,662.39
  5. Step 5: Solve for x
    x = 15,202,662.39/6,291.07
  6. Step 6: Final answer
    x = 2,416.55

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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.