Home / 1,887.40-2,604.48-1,048.06

Finding the Fourth Proportional to 1,887.40, 2,604.48 and 1,048.06

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Solution

The fourth proportional to 1,887.40, 2,604.48 and 1,048.06 is: 1,446.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,887.40 : 2,604.48 = 1,048.06 : x
  2. Step 2: Convert to fraction form
    1,887.40/2,604.48 = 1,048.06/x
  3. Step 3: Cross multiply
    1,887.40x = 2,604.48 × 1,048.06
  4. Step 4: Simplify right side
    1,887.40x = 2,729,635.98
  5. Step 5: Solve for x
    x = 2,729,635.98/1,887.40
  6. Step 6: Final answer
    x = 1,446.24

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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.