Home / 6,341.28-8,749.44-3,822.48

Finding the Fourth Proportional to 6,341.28, 8,749.44 and 3,822.48

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Solution

The fourth proportional to 6,341.28, 8,749.44 and 3,822.48 is: 5,274.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,341.28 : 8,749.44 = 3,822.48 : x
  2. Step 2: Convert to fraction form
    6,341.28/8,749.44 = 3,822.48/x
  3. Step 3: Cross multiply
    6,341.28x = 8,749.44 × 3,822.48
  4. Step 4: Simplify right side
    6,341.28x = 33,444,559.41
  5. Step 5: Solve for x
    x = 33,444,559.41/6,341.28
  6. Step 6: Final answer
    x = 5,274.10

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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.