Home / 1,341.56-1,852.62-1,268.84

Finding the Fourth Proportional to 1,341.56, 1,852.62 and 1,268.84

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Solution

The fourth proportional to 1,341.56, 1,852.62 and 1,268.84 is: 1,752.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,341.56 : 1,852.62 = 1,268.84 : x
  2. Step 2: Convert to fraction form
    1,341.56/1,852.62 = 1,268.84/x
  3. Step 3: Cross multiply
    1,341.56x = 1,852.62 × 1,268.84
  4. Step 4: Simplify right side
    1,341.56x = 2,350,678.36
  5. Step 5: Solve for x
    x = 2,350,678.36/1,341.56
  6. Step 6: Final answer
    x = 1,752.20

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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.