Home / 8,342.21-11,516.42-4,804.74

Finding the Fourth Proportional to 8,342.21, 11,516.42 and 4,804.74

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Solution

The fourth proportional to 8,342.21, 11,516.42 and 4,804.74 is: 6,632.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,342.21 : 11,516.42 = 4,804.74 : x
  2. Step 2: Convert to fraction form
    8,342.21/11,516.42 = 4,804.74/x
  3. Step 3: Cross multiply
    8,342.21x = 11,516.42 × 4,804.74
  4. Step 4: Simplify right side
    8,342.21x = 55,333,403.83
  5. Step 5: Solve for x
    x = 55,333,403.83/8,342.21
  6. Step 6: Final answer
    x = 6,632.94

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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.