Home / 10,923.72-15,074.74-6,208

Finding the Fourth Proportional to 10,923.72, 15,074.74 and 6,208

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Solution

The fourth proportional to 10,923.72, 15,074.74 and 6,208 is: 8,567.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,923.72 : 15,074.74 = 6,208 : x
  2. Step 2: Convert to fraction form
    10,923.72/15,074.74 = 6,208/x
  3. Step 3: Cross multiply
    10,923.72x = 15,074.74 × 6,208
  4. Step 4: Simplify right side
    10,923.72x = 93,583,985.92
  5. Step 5: Solve for x
    x = 93,583,985.92/10,923.72
  6. Step 6: Final answer
    x = 8,567.04

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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.