Home / 6,196.40-9,316.20-6,066.80

Finding the Fourth Proportional to 6,196.40, 9,316.20 and 6,066.80

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Solution

The fourth proportional to 6,196.40, 9,316.20 and 6,066.80 is: 9,121.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,196.40 : 9,316.20 = 6,066.80 : x
  2. Step 2: Convert to fraction form
    6,196.40/9,316.20 = 6,066.80/x
  3. Step 3: Cross multiply
    6,196.40x = 9,316.20 × 6,066.80
  4. Step 4: Simplify right side
    6,196.40x = 56,519,522.16
  5. Step 5: Solve for x
    x = 56,519,522.16/6,196.40
  6. Step 6: Final answer
    x = 9,121.35

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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.