Home / 7,744.95-11,608.20-3,579.12

Finding the Fourth Proportional to 7,744.95, 11,608.20 and 3,579.12

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Solution

The fourth proportional to 7,744.95, 11,608.20 and 3,579.12 is: 5,364.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,744.95 : 11,608.20 = 3,579.12 : x
  2. Step 2: Convert to fraction form
    7,744.95/11,608.20 = 3,579.12/x
  3. Step 3: Cross multiply
    7,744.95x = 11,608.20 × 3,579.12
  4. Step 4: Simplify right side
    7,744.95x = 41,547,140.78
  5. Step 5: Solve for x
    x = 41,547,140.78/7,744.95
  6. Step 6: Final answer
    x = 5,364.42

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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.