Home / 4,769.40-7,156.88-1,995.84

Finding the Fourth Proportional to 4,769.40, 7,156.88 and 1,995.84

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Solution

The fourth proportional to 4,769.40, 7,156.88 and 1,995.84 is: 2,994.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,769.40 : 7,156.88 = 1,995.84 : x
  2. Step 2: Convert to fraction form
    4,769.40/7,156.88 = 1,995.84/x
  3. Step 3: Cross multiply
    4,769.40x = 7,156.88 × 1,995.84
  4. Step 4: Simplify right side
    4,769.40x = 14,283,987.38
  5. Step 5: Solve for x
    x = 14,283,987.38/4,769.40
  6. Step 6: Final answer
    x = 2,994.92

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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.