Home / 5,237.64-7,861.14-2,774.16

Finding the Fourth Proportional to 5,237.64, 7,861.14 and 2,774.16

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Solution

The fourth proportional to 5,237.64, 7,861.14 and 2,774.16 is: 4,163.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,237.64 : 7,861.14 = 2,774.16 : x
  2. Step 2: Convert to fraction form
    5,237.64/7,861.14 = 2,774.16/x
  3. Step 3: Cross multiply
    5,237.64x = 7,861.14 × 2,774.16
  4. Step 4: Simplify right side
    5,237.64x = 21,808,060.14
  5. Step 5: Solve for x
    x = 21,808,060.14/5,237.64
  6. Step 6: Final answer
    x = 4,163.72

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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.