Home / 3,342.63-4,612.74-1,907.25

Finding the Fourth Proportional to 3,342.63, 4,612.74 and 1,907.25

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Solution

The fourth proportional to 3,342.63, 4,612.74 and 1,907.25 is: 2,631.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,342.63 : 4,612.74 = 1,907.25 : x
  2. Step 2: Convert to fraction form
    3,342.63/4,612.74 = 1,907.25/x
  3. Step 3: Cross multiply
    3,342.63x = 4,612.74 × 1,907.25
  4. Step 4: Simplify right side
    3,342.63x = 8,797,648.37
  5. Step 5: Solve for x
    x = 8,797,648.37/3,342.63
  6. Step 6: Final answer
    x = 2,631.95

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1.5x scale

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.