Home / 4,749.12-6,552.70-2,758.50

Finding the Fourth Proportional to 4,749.12, 6,552.70 and 2,758.50

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Solution

The fourth proportional to 4,749.12, 6,552.70 and 2,758.50 is: 3,806.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,749.12 : 6,552.70 = 2,758.50 : x
  2. Step 2: Convert to fraction form
    4,749.12/6,552.70 = 2,758.50/x
  3. Step 3: Cross multiply
    4,749.12x = 6,552.70 × 2,758.50
  4. Step 4: Simplify right side
    4,749.12x = 18,075,616.05
  5. Step 5: Solve for x
    x = 18,075,616.05/4,749.12
  6. Step 6: Final answer
    x = 3,806.10

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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.