Home / 5,074.18-7,000.74-2,835.70

Finding the Fourth Proportional to 5,074.18, 7,000.74 and 2,835.70

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Solution

The fourth proportional to 5,074.18, 7,000.74 and 2,835.70 is: 3,912.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,074.18 : 7,000.74 = 2,835.70 : x
  2. Step 2: Convert to fraction form
    5,074.18/7,000.74 = 2,835.70/x
  3. Step 3: Cross multiply
    5,074.18x = 7,000.74 × 2,835.70
  4. Step 4: Simplify right side
    5,074.18x = 19,851,998.42
  5. Step 5: Solve for x
    x = 19,851,998.42/5,074.18
  6. Step 6: Final answer
    x = 3,912.36

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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.