Home / 6,174.40-9,261.60-6,116.80

Finding the Fourth Proportional to 6,174.40, 9,261.60 and 6,116.80

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Solution

The fourth proportional to 6,174.40, 9,261.60 and 6,116.80 is: 9,175.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,174.40 : 9,261.60 = 6,116.80 : x
  2. Step 2: Convert to fraction form
    6,174.40/9,261.60 = 6,116.80/x
  3. Step 3: Cross multiply
    6,174.40x = 9,261.60 × 6,116.80
  4. Step 4: Simplify right side
    6,174.40x = 56,651,354.88
  5. Step 5: Solve for x
    x = 56,651,354.88/6,174.40
  6. Step 6: Final answer
    x = 9,175.20

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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.