Home / 1,887.45-2,605.95-1,444.56

Finding the Fourth Proportional to 1,887.45, 2,605.95 and 1,444.56

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Solution

The fourth proportional to 1,887.45, 2,605.95 and 1,444.56 is: 1,994.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,887.45 : 2,605.95 = 1,444.56 : x
  2. Step 2: Convert to fraction form
    1,887.45/2,605.95 = 1,444.56/x
  3. Step 3: Cross multiply
    1,887.45x = 2,605.95 × 1,444.56
  4. Step 4: Simplify right side
    1,887.45x = 3,764,451.13
  5. Step 5: Solve for x
    x = 3,764,451.13/1,887.45
  6. Step 6: Final answer
    x = 1,994.46

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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.