Home / 4,674.84-6,447.51-2,905.26

Finding the Fourth Proportional to 4,674.84, 6,447.51 and 2,905.26

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Solution

The fourth proportional to 4,674.84, 6,447.51 and 2,905.26 is: 4,006.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,674.84 : 6,447.51 = 2,905.26 : x
  2. Step 2: Convert to fraction form
    4,674.84/6,447.51 = 2,905.26/x
  3. Step 3: Cross multiply
    4,674.84x = 6,447.51 × 2,905.26
  4. Step 4: Simplify right side
    4,674.84x = 18,731,692.90
  5. Step 5: Solve for x
    x = 18,731,692.90/4,674.84
  6. Step 6: Final answer
    x = 4,006.92

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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.