Home / 2,807.06-4,208.15-1,712.34

Finding the Fourth Proportional to 2,807.06, 4,208.15 and 1,712.34

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Solution

The fourth proportional to 2,807.06, 4,208.15 and 1,712.34 is: 2,567.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,807.06 : 4,208.15 = 1,712.34 : x
  2. Step 2: Convert to fraction form
    2,807.06/4,208.15 = 1,712.34/x
  3. Step 3: Cross multiply
    2,807.06x = 4,208.15 × 1,712.34
  4. Step 4: Simplify right side
    2,807.06x = 7,205,787.85
  5. Step 5: Solve for x
    x = 7,205,787.85/2,807.06
  6. Step 6: Final answer
    x = 2,567.03

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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.