Home / 4,208.52-6,315.42-2,907.56

Finding the Fourth Proportional to 4,208.52, 6,315.42 and 2,907.56

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Solution

The fourth proportional to 4,208.52, 6,315.42 and 2,907.56 is: 4,363.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,208.52 : 6,315.42 = 2,907.56 : x
  2. Step 2: Convert to fraction form
    4,208.52/6,315.42 = 2,907.56/x
  3. Step 3: Cross multiply
    4,208.52x = 6,315.42 × 2,907.56
  4. Step 4: Simplify right side
    4,208.52x = 18,362,462.58
  5. Step 5: Solve for x
    x = 18,362,462.58/4,208.52
  6. Step 6: Final answer
    x = 4,363.16

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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.