Home / 5,876.64-8,110.80-3,520.08

Finding the Fourth Proportional to 5,876.64, 8,110.80 and 3,520.08

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Solution

The fourth proportional to 5,876.64, 8,110.80 and 3,520.08 is: 4,858.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,876.64 : 8,110.80 = 3,520.08 : x
  2. Step 2: Convert to fraction form
    5,876.64/8,110.80 = 3,520.08/x
  3. Step 3: Cross multiply
    5,876.64x = 8,110.80 × 3,520.08
  4. Step 4: Simplify right side
    5,876.64x = 28,550,664.86
  5. Step 5: Solve for x
    x = 28,550,664.86/5,876.64
  6. Step 6: Final answer
    x = 4,858.33

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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.