Home / 2,181.47-3,273.65-1,303.32

Finding the Fourth Proportional to 2,181.47, 3,273.65 and 1,303.32

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Solution

The fourth proportional to 2,181.47, 3,273.65 and 1,303.32 is: 1,955.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,181.47 : 3,273.65 = 1,303.32 : x
  2. Step 2: Convert to fraction form
    2,181.47/3,273.65 = 1,303.32/x
  3. Step 3: Cross multiply
    2,181.47x = 3,273.65 × 1,303.32
  4. Step 4: Simplify right side
    2,181.47x = 4,266,607.00
  5. Step 5: Solve for x
    x = 4,266,607.00/2,181.47
  6. Step 6: Final answer
    x = 1,955.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.