Home / 3,931.50-5,896.08-1,850.34

Finding the Fourth Proportional to 3,931.50, 5,896.08 and 1,850.34

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Solution

The fourth proportional to 3,931.50, 5,896.08 and 1,850.34 is: 2,774.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,931.50 : 5,896.08 = 1,850.34 : x
  2. Step 2: Convert to fraction form
    3,931.50/5,896.08 = 1,850.34/x
  3. Step 3: Cross multiply
    3,931.50x = 5,896.08 × 1,850.34
  4. Step 4: Simplify right side
    3,931.50x = 10,909,752.67
  5. Step 5: Solve for x
    x = 10,909,752.67/3,931.50
  6. Step 6: Final answer
    x = 2,774.96

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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.