Home / 7,846.90-11,750.91-4,376.86

Finding the Fourth Proportional to 7,846.90, 11,750.91 and 4,376.86

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Solution

The fourth proportional to 7,846.90, 11,750.91 and 4,376.86 is: 6,554.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,846.90 : 11,750.91 = 4,376.86 : x
  2. Step 2: Convert to fraction form
    7,846.90/11,750.91 = 4,376.86/x
  3. Step 3: Cross multiply
    7,846.90x = 11,750.91 × 4,376.86
  4. Step 4: Simplify right side
    7,846.90x = 51,432,087.94
  5. Step 5: Solve for x
    x = 51,432,087.94/7,846.90
  6. Step 6: Final answer
    x = 6,554.45

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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.