Home / 6,419.04-9,630.56-2,036.64

Finding the Fourth Proportional to 6,419.04, 9,630.56 and 2,036.64

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Solution

The fourth proportional to 6,419.04, 9,630.56 and 2,036.64 is: 3,055.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,419.04 : 9,630.56 = 2,036.64 : x
  2. Step 2: Convert to fraction form
    6,419.04/9,630.56 = 2,036.64/x
  3. Step 3: Cross multiply
    6,419.04x = 9,630.56 × 2,036.64
  4. Step 4: Simplify right side
    6,419.04x = 19,613,983.72
  5. Step 5: Solve for x
    x = 19,613,983.72/6,419.04
  6. Step 6: Final answer
    x = 3,055.59

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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.