Home / 5,221.02-7,829.07-3,030.36

Finding the Fourth Proportional to 5,221.02, 7,829.07 and 3,030.36

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Solution

The fourth proportional to 5,221.02, 7,829.07 and 3,030.36 is: 4,544.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,221.02 : 7,829.07 = 3,030.36 : x
  2. Step 2: Convert to fraction form
    5,221.02/7,829.07 = 3,030.36/x
  3. Step 3: Cross multiply
    5,221.02x = 7,829.07 × 3,030.36
  4. Step 4: Simplify right side
    5,221.02x = 23,724,900.57
  5. Step 5: Solve for x
    x = 23,724,900.57/5,221.02
  6. Step 6: Final answer
    x = 4,544.11

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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.