Home / 1,848.48-2,550.16-1,296.80

Finding the Fourth Proportional to 1,848.48, 2,550.16 and 1,296.80

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Solution

The fourth proportional to 1,848.48, 2,550.16 and 1,296.80 is: 1,789.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,848.48 : 2,550.16 = 1,296.80 : x
  2. Step 2: Convert to fraction form
    1,848.48/2,550.16 = 1,296.80/x
  3. Step 3: Cross multiply
    1,848.48x = 2,550.16 × 1,296.80
  4. Step 4: Simplify right side
    1,848.48x = 3,307,047.49
  5. Step 5: Solve for x
    x = 3,307,047.49/1,848.48
  6. Step 6: Final answer
    x = 1,789.06

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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.