Home / 10,747.98-14,823.41-7,571.79

Finding the Fourth Proportional to 10,747.98, 14,823.41 and 7,571.79

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Solution

The fourth proportional to 10,747.98, 14,823.41 and 7,571.79 is: 10,442.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,747.98 : 14,823.41 = 7,571.79 : x
  2. Step 2: Convert to fraction form
    10,747.98/14,823.41 = 7,571.79/x
  3. Step 3: Cross multiply
    10,747.98x = 14,823.41 × 7,571.79
  4. Step 4: Simplify right side
    10,747.98x = 112,239,709.74
  5. Step 5: Solve for x
    x = 112,239,709.74/10,747.98
  6. Step 6: Final answer
    x = 10,442.87

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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.