Home / 10,604.82-15,907.64-2,813.70

Finding the Fourth Proportional to 10,604.82, 15,907.64 and 2,813.70

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Solution

The fourth proportional to 10,604.82, 15,907.64 and 2,813.70 is: 4,220.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,604.82 : 15,907.64 = 2,813.70 : x
  2. Step 2: Convert to fraction form
    10,604.82/15,907.64 = 2,813.70/x
  3. Step 3: Cross multiply
    10,604.82x = 15,907.64 × 2,813.70
  4. Step 4: Simplify right side
    10,604.82x = 44,759,312.60
  5. Step 5: Solve for x
    x = 44,759,312.60/10,604.82
  6. Step 6: Final answer
    x = 4,220.66

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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.