Home / 7,828.44-10,803.26-4,291.74

Finding the Fourth Proportional to 7,828.44, 10,803.26 and 4,291.74

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Solution

The fourth proportional to 7,828.44, 10,803.26 and 4,291.74 is: 5,922.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,828.44 : 10,803.26 = 4,291.74 : x
  2. Step 2: Convert to fraction form
    7,828.44/10,803.26 = 4,291.74/x
  3. Step 3: Cross multiply
    7,828.44x = 10,803.26 × 4,291.74
  4. Step 4: Simplify right side
    7,828.44x = 46,364,783.07
  5. Step 5: Solve for x
    x = 46,364,783.07/7,828.44
  6. Step 6: Final answer
    x = 5,922.61

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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.