Home / 5,074.80-6,997.86-3,483.78

Finding the Fourth Proportional to 5,074.80, 6,997.86 and 3,483.78

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Solution

The fourth proportional to 5,074.80, 6,997.86 and 3,483.78 is: 4,803.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,074.80 : 6,997.86 = 3,483.78 : x
  2. Step 2: Convert to fraction form
    5,074.80/6,997.86 = 3,483.78/x
  3. Step 3: Cross multiply
    5,074.80x = 6,997.86 × 3,483.78
  4. Step 4: Simplify right side
    5,074.80x = 24,379,004.71
  5. Step 5: Solve for x
    x = 24,379,004.71/5,074.80
  6. Step 6: Final answer
    x = 4,803.93

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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.