Home / 6,155.28-9,237.24-4,771.80

Finding the Fourth Proportional to 6,155.28, 9,237.24 and 4,771.80

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Solution

The fourth proportional to 6,155.28, 9,237.24 and 4,771.80 is: 7,161.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,155.28 : 9,237.24 = 4,771.80 : x
  2. Step 2: Convert to fraction form
    6,155.28/9,237.24 = 4,771.80/x
  3. Step 3: Cross multiply
    6,155.28x = 9,237.24 × 4,771.80
  4. Step 4: Simplify right side
    6,155.28x = 44,078,261.83
  5. Step 5: Solve for x
    x = 44,078,261.83/6,155.28
  6. Step 6: Final answer
    x = 7,161.05

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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.