Home / 8,396.53-11,586.78-5,038.68

Finding the Fourth Proportional to 8,396.53, 11,586.78 and 5,038.68

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Solution

The fourth proportional to 8,396.53, 11,586.78 and 5,038.68 is: 6,953.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,396.53 : 11,586.78 = 5,038.68 : x
  2. Step 2: Convert to fraction form
    8,396.53/11,586.78 = 5,038.68/x
  3. Step 3: Cross multiply
    8,396.53x = 11,586.78 × 5,038.68
  4. Step 4: Simplify right side
    8,396.53x = 58,382,076.65
  5. Step 5: Solve for x
    x = 58,382,076.65/8,396.53
  6. Step 6: Final answer
    x = 6,953.12

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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.