Home / 5,049.78-6,968.75-2,953.50

Finding the Fourth Proportional to 5,049.78, 6,968.75 and 2,953.50

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Solution

The fourth proportional to 5,049.78, 6,968.75 and 2,953.50 is: 4,075.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,049.78 : 6,968.75 = 2,953.50 : x
  2. Step 2: Convert to fraction form
    5,049.78/6,968.75 = 2,953.50/x
  3. Step 3: Cross multiply
    5,049.78x = 6,968.75 × 2,953.50
  4. Step 4: Simplify right side
    5,049.78x = 20,582,188.36
  5. Step 5: Solve for x
    x = 20,582,188.36/5,049.78
  6. Step 6: Final answer
    x = 4,075.86

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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.