Home / 8,245.46-11,378.75-4,841.81

Finding the Fourth Proportional to 8,245.46, 11,378.75 and 4,841.81

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Solution

The fourth proportional to 8,245.46, 11,378.75 and 4,841.81 is: 6,681.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,245.46 : 11,378.75 = 4,841.81 : x
  2. Step 2: Convert to fraction form
    8,245.46/11,378.75 = 4,841.81/x
  3. Step 3: Cross multiply
    8,245.46x = 11,378.75 × 4,841.81
  4. Step 4: Simplify right side
    8,245.46x = 55,093,707.11
  5. Step 5: Solve for x
    x = 55,093,707.11/8,245.46
  6. Step 6: Final answer
    x = 6,681.70

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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.