Home / 4,825.56-7,242.45-1,905.93

Finding the Fourth Proportional to 4,825.56, 7,242.45 and 1,905.93

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Solution

The fourth proportional to 4,825.56, 7,242.45 and 1,905.93 is: 2,860.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,825.56 : 7,242.45 = 1,905.93 : x
  2. Step 2: Convert to fraction form
    4,825.56/7,242.45 = 1,905.93/x
  3. Step 3: Cross multiply
    4,825.56x = 7,242.45 × 1,905.93
  4. Step 4: Simplify right side
    4,825.56x = 13,803,602.73
  5. Step 5: Solve for x
    x = 13,803,602.73/4,825.56
  6. Step 6: Final answer
    x = 2,860.52

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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.