Home / 8,364.37-11,542.44-4,828.72

Finding the Fourth Proportional to 8,364.37, 11,542.44 and 4,828.72

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Solution

The fourth proportional to 8,364.37, 11,542.44 and 4,828.72 is: 6,663.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,364.37 : 11,542.44 = 4,828.72 : x
  2. Step 2: Convert to fraction form
    8,364.37/11,542.44 = 4,828.72/x
  3. Step 3: Cross multiply
    8,364.37x = 11,542.44 × 4,828.72
  4. Step 4: Simplify right side
    8,364.37x = 55,735,210.88
  5. Step 5: Solve for x
    x = 55,735,210.88/8,364.37
  6. Step 6: Final answer
    x = 6,663.41

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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.