Home / 7,136.46-9,847.15-4,481.98

Finding the Fourth Proportional to 7,136.46, 9,847.15 and 4,481.98

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Solution

The fourth proportional to 7,136.46, 9,847.15 and 4,481.98 is: 6,184.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,136.46 : 9,847.15 = 4,481.98 : x
  2. Step 2: Convert to fraction form
    7,136.46/9,847.15 = 4,481.98/x
  3. Step 3: Cross multiply
    7,136.46x = 9,847.15 × 4,481.98
  4. Step 4: Simplify right side
    7,136.46x = 44,134,693.53
  5. Step 5: Solve for x
    x = 44,134,693.53/7,136.46
  6. Step 6: Final answer
    x = 6,184.40

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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.