Home / 4,013.80-5,539.08-2,335.30

Finding the Fourth Proportional to 4,013.80, 5,539.08 and 2,335.30

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Solution

The fourth proportional to 4,013.80, 5,539.08 and 2,335.30 is: 3,222.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,013.80 : 5,539.08 = 2,335.30 : x
  2. Step 2: Convert to fraction form
    4,013.80/5,539.08 = 2,335.30/x
  3. Step 3: Cross multiply
    4,013.80x = 5,539.08 × 2,335.30
  4. Step 4: Simplify right side
    4,013.80x = 12,935,413.52
  5. Step 5: Solve for x
    x = 12,935,413.52/4,013.80
  6. Step 6: Final answer
    x = 3,222.73

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1.5x scale

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.