Home / 5,405.82-7,460.02-3,047.96

Finding the Fourth Proportional to 5,405.82, 7,460.02 and 3,047.96

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Solution

The fourth proportional to 5,405.82, 7,460.02 and 3,047.96 is: 4,206.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,405.82 : 7,460.02 = 3,047.96 : x
  2. Step 2: Convert to fraction form
    5,405.82/7,460.02 = 3,047.96/x
  3. Step 3: Cross multiply
    5,405.82x = 7,460.02 × 3,047.96
  4. Step 4: Simplify right side
    5,405.82x = 22,737,790.02
  5. Step 5: Solve for x
    x = 22,737,790.02/5,405.82
  6. Step 6: Final answer
    x = 4,206.17

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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.