Home / 10,740.84-16,115.90-5,813.98

Finding the Fourth Proportional to 10,740.84, 16,115.90 and 5,813.98

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Solution

The fourth proportional to 10,740.84, 16,115.90 and 5,813.98 is: 8,723.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,740.84 : 16,115.90 = 5,813.98 : x
  2. Step 2: Convert to fraction form
    10,740.84/16,115.90 = 5,813.98/x
  3. Step 3: Cross multiply
    10,740.84x = 16,115.90 × 5,813.98
  4. Step 4: Simplify right side
    10,740.84x = 93,697,520.28
  5. Step 5: Solve for x
    x = 93,697,520.28/10,740.84
  6. Step 6: Final answer
    x = 8,723.48

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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.