Home / 6,263.43-8,642.75-3,873.93

Finding the Fourth Proportional to 6,263.43, 8,642.75 and 3,873.93

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Solution

The fourth proportional to 6,263.43, 8,642.75 and 3,873.93 is: 5,345.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,263.43 : 8,642.75 = 3,873.93 : x
  2. Step 2: Convert to fraction form
    6,263.43/8,642.75 = 3,873.93/x
  3. Step 3: Cross multiply
    6,263.43x = 8,642.75 × 3,873.93
  4. Step 4: Simplify right side
    6,263.43x = 33,481,378.52
  5. Step 5: Solve for x
    x = 33,481,378.52/6,263.43
  6. Step 6: Final answer
    x = 5,345.54

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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.