Home / 4,738.70-6,539.43-2,642.82

Finding the Fourth Proportional to 4,738.70, 6,539.43 and 2,642.82

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Solution

The fourth proportional to 4,738.70, 6,539.43 and 2,642.82 is: 3,647.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,738.70 : 6,539.43 = 2,642.82 : x
  2. Step 2: Convert to fraction form
    4,738.70/6,539.43 = 2,642.82/x
  3. Step 3: Cross multiply
    4,738.70x = 6,539.43 × 2,642.82
  4. Step 4: Simplify right side
    4,738.70x = 17,282,536.39
  5. Step 5: Solve for x
    x = 17,282,536.39/4,738.70
  6. Step 6: Final answer
    x = 3,647.11

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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.