Home / 1,904.31-2,852.62-1,491.48

Finding the Fourth Proportional to 1,904.31, 2,852.62 and 1,491.48

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Solution

The fourth proportional to 1,904.31, 2,852.62 and 1,491.48 is: 2,234.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,904.31 : 2,852.62 = 1,491.48 : x
  2. Step 2: Convert to fraction form
    1,904.31/2,852.62 = 1,491.48/x
  3. Step 3: Cross multiply
    1,904.31x = 2,852.62 × 1,491.48
  4. Step 4: Simplify right side
    1,904.31x = 4,254,621.95
  5. Step 5: Solve for x
    x = 4,254,621.95/1,904.31
  6. Step 6: Final answer
    x = 2,234.21

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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.