Home / 6,784.72-10,177.22-4,459.55

Finding the Fourth Proportional to 6,784.72, 10,177.22 and 4,459.55

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Solution

The fourth proportional to 6,784.72, 10,177.22 and 4,459.55 is: 6,689.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,784.72 : 10,177.22 = 4,459.55 : x
  2. Step 2: Convert to fraction form
    6,784.72/10,177.22 = 4,459.55/x
  3. Step 3: Cross multiply
    6,784.72x = 10,177.22 × 4,459.55
  4. Step 4: Simplify right side
    6,784.72x = 45,385,821.45
  5. Step 5: Solve for x
    x = 45,385,821.45/6,784.72
  6. Step 6: Final answer
    x = 6,689.42

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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.