Home / 7,861.06-11,774.16-4,565.98

Finding the Fourth Proportional to 7,861.06, 11,774.16 and 4,565.98

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Solution

The fourth proportional to 7,861.06, 11,774.16 and 4,565.98 is: 6,838.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,861.06 : 11,774.16 = 4,565.98 : x
  2. Step 2: Convert to fraction form
    7,861.06/11,774.16 = 4,565.98/x
  3. Step 3: Cross multiply
    7,861.06x = 11,774.16 × 4,565.98
  4. Step 4: Simplify right side
    7,861.06x = 53,760,579.08
  5. Step 5: Solve for x
    x = 53,760,579.08/7,861.06
  6. Step 6: Final answer
    x = 6,838.85

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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.