Home / 4,738.61-6,539.46-2,643.14

Finding the Fourth Proportional to 4,738.61, 6,539.46 and 2,643.14

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Solution

The fourth proportional to 4,738.61, 6,539.46 and 2,643.14 is: 3,647.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,738.61 : 6,539.46 = 2,643.14 : x
  2. Step 2: Convert to fraction form
    4,738.61/6,539.46 = 2,643.14/x
  3. Step 3: Cross multiply
    4,738.61x = 6,539.46 × 2,643.14
  4. Step 4: Simplify right side
    4,738.61x = 17,284,708.30
  5. Step 5: Solve for x
    x = 17,284,708.30/4,738.61
  6. Step 6: Final answer
    x = 3,647.63

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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.