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Finding the Fourth Proportional to 6,136.32, 8,467.72 and 3,484

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Solution

The fourth proportional to 6,136.32, 8,467.72 and 3,484 is: 4,807.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,136.32 : 8,467.72 = 3,484 : x
  2. Step 2: Convert to fraction form
    6,136.32/8,467.72 = 3,484/x
  3. Step 3: Cross multiply
    6,136.32x = 8,467.72 × 3,484
  4. Step 4: Simplify right side
    6,136.32x = 29,501,536.48
  5. Step 5: Solve for x
    x = 29,501,536.48/6,136.32
  6. Step 6: Final answer
    x = 4,807.69

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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.