Home / 1,900.31-2,622.33-1,060.99

Finding the Fourth Proportional to 1,900.31, 2,622.33 and 1,060.99

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Solution

The fourth proportional to 1,900.31, 2,622.33 and 1,060.99 is: 1,464.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,900.31 : 2,622.33 = 1,060.99 : x
  2. Step 2: Convert to fraction form
    1,900.31/2,622.33 = 1,060.99/x
  3. Step 3: Cross multiply
    1,900.31x = 2,622.33 × 1,060.99
  4. Step 4: Simplify right side
    1,900.31x = 2,782,259.35
  5. Step 5: Solve for x
    x = 2,782,259.35/1,900.31
  6. Step 6: Final answer
    x = 1,464.11

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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.