Home / 2,203.04-3,040.56-1,678.08

Finding the Fourth Proportional to 2,203.04, 3,040.56 and 1,678.08

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Solution

The fourth proportional to 2,203.04, 3,040.56 and 1,678.08 is: 2,316.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,203.04 : 3,040.56 = 1,678.08 : x
  2. Step 2: Convert to fraction form
    2,203.04/3,040.56 = 1,678.08/x
  3. Step 3: Cross multiply
    2,203.04x = 3,040.56 × 1,678.08
  4. Step 4: Simplify right side
    2,203.04x = 5,102,302.92
  5. Step 5: Solve for x
    x = 5,102,302.92/2,203.04
  6. Step 6: Final answer
    x = 2,316.03

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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.