Home / 4,945.02-7,413.30-2,021.46

Finding the Fourth Proportional to 4,945.02, 7,413.30 and 2,021.46

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Solution

The fourth proportional to 4,945.02, 7,413.30 and 2,021.46 is: 3,030.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,945.02 : 7,413.30 = 2,021.46 : x
  2. Step 2: Convert to fraction form
    4,945.02/7,413.30 = 2,021.46/x
  3. Step 3: Cross multiply
    4,945.02x = 7,413.30 × 2,021.46
  4. Step 4: Simplify right side
    4,945.02x = 14,985,689.42
  5. Step 5: Solve for x
    x = 14,985,689.42/4,945.02
  6. Step 6: Final answer
    x = 3,030.46

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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.