Home / 7,970.15-11,950.44-3,040.16

Finding the Fourth Proportional to 7,970.15, 11,950.44 and 3,040.16

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Solution

The fourth proportional to 7,970.15, 11,950.44 and 3,040.16 is: 4,558.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,970.15 : 11,950.44 = 3,040.16 : x
  2. Step 2: Convert to fraction form
    7,970.15/11,950.44 = 3,040.16/x
  3. Step 3: Cross multiply
    7,970.15x = 11,950.44 × 3,040.16
  4. Step 4: Simplify right side
    7,970.15x = 36,331,249.67
  5. Step 5: Solve for x
    x = 36,331,249.67/7,970.15
  6. Step 6: Final answer
    x = 4,558.41

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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.