Home / 10,923.67-16,369.64-5,921.81

Finding the Fourth Proportional to 10,923.67, 16,369.64 and 5,921.81

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Solution

The fourth proportional to 10,923.67, 16,369.64 and 5,921.81 is: 8,874.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,923.67 : 16,369.64 = 5,921.81 : x
  2. Step 2: Convert to fraction form
    10,923.67/16,369.64 = 5,921.81/x
  3. Step 3: Cross multiply
    10,923.67x = 16,369.64 × 5,921.81
  4. Step 4: Simplify right side
    10,923.67x = 96,937,897.85
  5. Step 5: Solve for x
    x = 96,937,897.85/10,923.67
  6. Step 6: Final answer
    x = 8,874.11

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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.