Home / 6,516.42-9,774.49-1,586.09

Finding the Fourth Proportional to 6,516.42, 9,774.49 and 1,586.09

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Solution

The fourth proportional to 6,516.42, 9,774.49 and 1,586.09 is: 2,379.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,516.42 : 9,774.49 = 1,586.09 : x
  2. Step 2: Convert to fraction form
    6,516.42/9,774.49 = 1,586.09/x
  3. Step 3: Cross multiply
    6,516.42x = 9,774.49 × 1,586.09
  4. Step 4: Simplify right side
    6,516.42x = 15,503,220.84
  5. Step 5: Solve for x
    x = 15,503,220.84/6,516.42
  6. Step 6: Final answer
    x = 2,379.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.