Home / 9,794.10-13,521.96-6,611.60

Finding the Fourth Proportional to 9,794.10, 13,521.96 and 6,611.60

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Solution

The fourth proportional to 9,794.10, 13,521.96 and 6,611.60 is: 9,128.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,794.10 : 13,521.96 = 6,611.60 : x
  2. Step 2: Convert to fraction form
    9,794.10/13,521.96 = 6,611.60/x
  3. Step 3: Cross multiply
    9,794.10x = 13,521.96 × 6,611.60
  4. Step 4: Simplify right side
    9,794.10x = 89,401,790.74
  5. Step 5: Solve for x
    x = 89,401,790.74/9,794.10
  6. Step 6: Final answer
    x = 9,128.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.