Home / 10,731.93-16,101.24-4,813.77

Finding the Fourth Proportional to 10,731.93, 16,101.24 and 4,813.77

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Solution

The fourth proportional to 10,731.93, 16,101.24 and 4,813.77 is: 7,222.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,731.93 : 16,101.24 = 4,813.77 : x
  2. Step 2: Convert to fraction form
    10,731.93/16,101.24 = 4,813.77/x
  3. Step 3: Cross multiply
    10,731.93x = 16,101.24 × 4,813.77
  4. Step 4: Simplify right side
    10,731.93x = 77,507,666.07
  5. Step 5: Solve for x
    x = 77,507,666.07/10,731.93
  6. Step 6: Final answer
    x = 7,222.16

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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.