Home / 5,853.90-8,078.91-3,495.99

Finding the Fourth Proportional to 5,853.90, 8,078.91 and 3,495.99

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Solution

The fourth proportional to 5,853.90, 8,078.91 and 3,495.99 is: 4,824.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,853.90 : 8,078.91 = 3,495.99 : x
  2. Step 2: Convert to fraction form
    5,853.90/8,078.91 = 3,495.99/x
  3. Step 3: Cross multiply
    5,853.90x = 8,078.91 × 3,495.99
  4. Step 4: Simplify right side
    5,853.90x = 28,243,761.29
  5. Step 5: Solve for x
    x = 28,243,761.29/5,853.90
  6. Step 6: Final answer
    x = 4,824.78

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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.