Home / 4,803.90-6,629.25-2,679.50

Finding the Fourth Proportional to 4,803.90, 6,629.25 and 2,679.50

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Solution

The fourth proportional to 4,803.90, 6,629.25 and 2,679.50 is: 3,697.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,803.90 : 6,629.25 = 2,679.50 : x
  2. Step 2: Convert to fraction form
    4,803.90/6,629.25 = 2,679.50/x
  3. Step 3: Cross multiply
    4,803.90x = 6,629.25 × 2,679.50
  4. Step 4: Simplify right side
    4,803.90x = 17,763,075.38
  5. Step 5: Solve for x
    x = 17,763,075.38/4,803.90
  6. Step 6: Final answer
    x = 3,697.64

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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.