Home / 5,243.35-7,235.25-3,005.02

Finding the Fourth Proportional to 5,243.35, 7,235.25 and 3,005.02

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Solution

The fourth proportional to 5,243.35, 7,235.25 and 3,005.02 is: 4,146.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,243.35 : 7,235.25 = 3,005.02 : x
  2. Step 2: Convert to fraction form
    5,243.35/7,235.25 = 3,005.02/x
  3. Step 3: Cross multiply
    5,243.35x = 7,235.25 × 3,005.02
  4. Step 4: Simplify right side
    5,243.35x = 21,742,070.96
  5. Step 5: Solve for x
    x = 21,742,070.96/5,243.35
  6. Step 6: Final answer
    x = 4,146.60

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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.