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Finding the Fourth Proportional to 7,907.54, 11,859.95 and 2,713.41

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Solution

The fourth proportional to 7,907.54, 11,859.95 and 2,713.41 is: 4,069.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,907.54 : 11,859.95 = 2,713.41 : x
  2. Step 2: Convert to fraction form
    7,907.54/11,859.95 = 2,713.41/x
  3. Step 3: Cross multiply
    7,907.54x = 11,859.95 × 2,713.41
  4. Step 4: Simplify right side
    7,907.54x = 32,180,893.36
  5. Step 5: Solve for x
    x = 32,180,893.36/7,907.54
  6. Step 6: Final answer
    x = 4,069.65

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1.5x scale

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.