Home / 3,322.36-4,985.62-3,071.40

Finding the Fourth Proportional to 3,322.36, 4,985.62 and 3,071.40

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Solution

The fourth proportional to 3,322.36, 4,985.62 and 3,071.40 is: 4,609.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,322.36 : 4,985.62 = 3,071.40 : x
  2. Step 2: Convert to fraction form
    3,322.36/4,985.62 = 3,071.40/x
  3. Step 3: Cross multiply
    3,322.36x = 4,985.62 × 3,071.40
  4. Step 4: Simplify right side
    3,322.36x = 15,312,833.27
  5. Step 5: Solve for x
    x = 15,312,833.27/3,322.36
  6. Step 6: Final answer
    x = 4,609.02

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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.