Home / 1,884.06-2,823.93-841.86

Finding the Fourth Proportional to 1,884.06, 2,823.93 and 841.86

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Solution

The fourth proportional to 1,884.06, 2,823.93 and 841.86 is: 1,261.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,884.06 : 2,823.93 = 841.86 : x
  2. Step 2: Convert to fraction form
    1,884.06/2,823.93 = 841.86/x
  3. Step 3: Cross multiply
    1,884.06x = 2,823.93 × 841.86
  4. Step 4: Simplify right side
    1,884.06x = 2,377,353.71
  5. Step 5: Solve for x
    x = 2,377,353.71/1,884.06
  6. Step 6: Final answer
    x = 1,261.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.