Home / 5,186.16-7,774.38-2,586.24

Finding the Fourth Proportional to 5,186.16, 7,774.38 and 2,586.24

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Solution

The fourth proportional to 5,186.16, 7,774.38 and 2,586.24 is: 3,876.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,186.16 : 7,774.38 = 2,586.24 : x
  2. Step 2: Convert to fraction form
    5,186.16/7,774.38 = 2,586.24/x
  3. Step 3: Cross multiply
    5,186.16x = 7,774.38 × 2,586.24
  4. Step 4: Simplify right side
    5,186.16x = 20,106,412.53
  5. Step 5: Solve for x
    x = 20,106,412.53/5,186.16
  6. Step 6: Final answer
    x = 3,876.94

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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.