Home / 4,966.37-6,861.89-4,136.93

Finding the Fourth Proportional to 4,966.37, 6,861.89 and 4,136.93

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Solution

The fourth proportional to 4,966.37, 6,861.89 and 4,136.93 is: 5,715.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,966.37 : 6,861.89 = 4,136.93 : x
  2. Step 2: Convert to fraction form
    4,966.37/6,861.89 = 4,136.93/x
  3. Step 3: Cross multiply
    4,966.37x = 6,861.89 × 4,136.93
  4. Step 4: Simplify right side
    4,966.37x = 28,387,137.91
  5. Step 5: Solve for x
    x = 28,387,137.91/4,966.37
  6. Step 6: Final answer
    x = 5,715.87

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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.