Home / 4,971.85-7,455.08-2,050.45

Finding the Fourth Proportional to 4,971.85, 7,455.08 and 2,050.45

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Solution

The fourth proportional to 4,971.85, 7,455.08 and 2,050.45 is: 3,074.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,971.85 : 7,455.08 = 2,050.45 : x
  2. Step 2: Convert to fraction form
    4,971.85/7,455.08 = 2,050.45/x
  3. Step 3: Cross multiply
    4,971.85x = 7,455.08 × 2,050.45
  4. Step 4: Simplify right side
    4,971.85x = 15,286,258.53
  5. Step 5: Solve for x
    x = 15,286,258.53/4,971.85
  6. Step 6: Final answer
    x = 3,074.56

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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.