Home / 7,579.98-11,365.86-4,074.18

Finding the Fourth Proportional to 7,579.98, 11,365.86 and 4,074.18

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Solution

The fourth proportional to 7,579.98, 11,365.86 and 4,074.18 is: 6,109.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,579.98 : 11,365.86 = 4,074.18 : x
  2. Step 2: Convert to fraction form
    7,579.98/11,365.86 = 4,074.18/x
  3. Step 3: Cross multiply
    7,579.98x = 11,365.86 × 4,074.18
  4. Step 4: Simplify right side
    7,579.98x = 46,306,559.49
  5. Step 5: Solve for x
    x = 46,306,559.49/7,579.98
  6. Step 6: Final answer
    x = 6,109.06

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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.