Home / 2,110.32-2,907.90-1,612.98

Finding the Fourth Proportional to 2,110.32, 2,907.90 and 1,612.98

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Solution

The fourth proportional to 2,110.32, 2,907.90 and 1,612.98 is: 2,222.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,110.32 : 2,907.90 = 1,612.98 : x
  2. Step 2: Convert to fraction form
    2,110.32/2,907.90 = 1,612.98/x
  3. Step 3: Cross multiply
    2,110.32x = 2,907.90 × 1,612.98
  4. Step 4: Simplify right side
    2,110.32x = 4,690,384.54
  5. Step 5: Solve for x
    x = 4,690,384.54/2,110.32
  6. Step 6: Final answer
    x = 2,222.59

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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.