Home / 2,905.02-4,008.03-1,770.93

Finding the Fourth Proportional to 2,905.02, 4,008.03 and 1,770.93

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Solution

The fourth proportional to 2,905.02, 4,008.03 and 1,770.93 is: 2,443.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,905.02 : 4,008.03 = 1,770.93 : x
  2. Step 2: Convert to fraction form
    2,905.02/4,008.03 = 1,770.93/x
  3. Step 3: Cross multiply
    2,905.02x = 4,008.03 × 1,770.93
  4. Step 4: Simplify right side
    2,905.02x = 7,097,940.57
  5. Step 5: Solve for x
    x = 7,097,940.57/2,905.02
  6. Step 6: Final answer
    x = 2,443.34

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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.