Home / 2,303.32-3,177.93-1,308.54

Finding the Fourth Proportional to 2,303.32, 3,177.93 and 1,308.54

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Solution

The fourth proportional to 2,303.32, 3,177.93 and 1,308.54 is: 1,805.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,303.32 : 3,177.93 = 1,308.54 : x
  2. Step 2: Convert to fraction form
    2,303.32/3,177.93 = 1,308.54/x
  3. Step 3: Cross multiply
    2,303.32x = 3,177.93 × 1,308.54
  4. Step 4: Simplify right side
    2,303.32x = 4,158,448.52
  5. Step 5: Solve for x
    x = 4,158,448.52/2,303.32
  6. Step 6: Final answer
    x = 1,805.42

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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.