Home / 7,844.78-10,827.33-4,861.94

Finding the Fourth Proportional to 7,844.78, 10,827.33 and 4,861.94

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Solution

The fourth proportional to 7,844.78, 10,827.33 and 4,861.94 is: 6,710.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,844.78 : 10,827.33 = 4,861.94 : x
  2. Step 2: Convert to fraction form
    7,844.78/10,827.33 = 4,861.94/x
  3. Step 3: Cross multiply
    7,844.78x = 10,827.33 × 4,861.94
  4. Step 4: Simplify right side
    7,844.78x = 52,641,828.82
  5. Step 5: Solve for x
    x = 52,641,828.82/7,844.78
  6. Step 6: Final answer
    x = 6,710.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.