Home / 5,072.84-7,000.44-2,834.76

Finding the Fourth Proportional to 5,072.84, 7,000.44 and 2,834.76

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Solution

The fourth proportional to 5,072.84, 7,000.44 and 2,834.76 is: 3,911.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,072.84 : 7,000.44 = 2,834.76 : x
  2. Step 2: Convert to fraction form
    5,072.84/7,000.44 = 2,834.76/x
  3. Step 3: Cross multiply
    5,072.84x = 7,000.44 × 2,834.76
  4. Step 4: Simplify right side
    5,072.84x = 19,844,567.29
  5. Step 5: Solve for x
    x = 19,844,567.29/5,072.84
  6. Step 6: Final answer
    x = 3,911.92

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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.