Home / 5,090.54-7,636.01-1,803.96

Finding the Fourth Proportional to 5,090.54, 7,636.01 and 1,803.96

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Solution

The fourth proportional to 5,090.54, 7,636.01 and 1,803.96 is: 2,706.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,090.54 : 7,636.01 = 1,803.96 : x
  2. Step 2: Convert to fraction form
    5,090.54/7,636.01 = 1,803.96/x
  3. Step 3: Cross multiply
    5,090.54x = 7,636.01 × 1,803.96
  4. Step 4: Simplify right side
    5,090.54x = 13,775,047.58
  5. Step 5: Solve for x
    x = 13,775,047.58/5,090.54
  6. Step 6: Final answer
    x = 2,706.01

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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.