Home / 2,962.85-4,089.05-1,703.96

Finding the Fourth Proportional to 2,962.85, 4,089.05 and 1,703.96

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Solution

The fourth proportional to 2,962.85, 4,089.05 and 1,703.96 is: 2,351.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,962.85 : 4,089.05 = 1,703.96 : x
  2. Step 2: Convert to fraction form
    2,962.85/4,089.05 = 1,703.96/x
  3. Step 3: Cross multiply
    2,962.85x = 4,089.05 × 1,703.96
  4. Step 4: Simplify right side
    2,962.85x = 6,967,577.64
  5. Step 5: Solve for x
    x = 6,967,577.64/2,962.85
  6. Step 6: Final answer
    x = 2,351.65

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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.