Home / 7,974.18-11,950.34-4,070.39

Finding the Fourth Proportional to 7,974.18, 11,950.34 and 4,070.39

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Solution

The fourth proportional to 7,974.18, 11,950.34 and 4,070.39 is: 6,100.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,974.18 : 11,950.34 = 4,070.39 : x
  2. Step 2: Convert to fraction form
    7,974.18/11,950.34 = 4,070.39/x
  3. Step 3: Cross multiply
    7,974.18x = 11,950.34 × 4,070.39
  4. Step 4: Simplify right side
    7,974.18x = 48,642,464.33
  5. Step 5: Solve for x
    x = 48,642,464.33/7,974.18
  6. Step 6: Final answer
    x = 6,100.00

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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.