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Finding the Fourth Proportional to 5,004.84, 6,905.61 and 2,907.84

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Solution

The fourth proportional to 5,004.84, 6,905.61 and 2,907.84 is: 4,012.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,004.84 : 6,905.61 = 2,907.84 : x
  2. Step 2: Convert to fraction form
    5,004.84/6,905.61 = 2,907.84/x
  3. Step 3: Cross multiply
    5,004.84x = 6,905.61 × 2,907.84
  4. Step 4: Simplify right side
    5,004.84x = 20,080,408.98
  5. Step 5: Solve for x
    x = 20,080,408.98/5,004.84
  6. Step 6: Final answer
    x = 4,012.20

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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.