Home / 3,321.41-4,583.32-1,904.92

Finding the Fourth Proportional to 3,321.41, 4,583.32 and 1,904.92

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Solution

The fourth proportional to 3,321.41, 4,583.32 and 1,904.92 is: 2,628.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,321.41 : 4,583.32 = 1,904.92 : x
  2. Step 2: Convert to fraction form
    3,321.41/4,583.32 = 1,904.92/x
  3. Step 3: Cross multiply
    3,321.41x = 4,583.32 × 1,904.92
  4. Step 4: Simplify right side
    3,321.41x = 8,730,841.71
  5. Step 5: Solve for x
    x = 8,730,841.71/3,321.41
  6. Step 6: Final answer
    x = 2,628.66

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Double scale
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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.