Home / 9,823.01-13,552.21-6,467.78

Finding the Fourth Proportional to 9,823.01, 13,552.21 and 6,467.78

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Solution

The fourth proportional to 9,823.01, 13,552.21 and 6,467.78 is: 8,923.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,823.01 : 13,552.21 = 6,467.78 : x
  2. Step 2: Convert to fraction form
    9,823.01/13,552.21 = 6,467.78/x
  3. Step 3: Cross multiply
    9,823.01x = 13,552.21 × 6,467.78
  4. Step 4: Simplify right side
    9,823.01x = 87,652,754.76
  5. Step 5: Solve for x
    x = 87,652,754.76/9,823.01
  6. Step 6: Final answer
    x = 8,923.21

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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.