Home / 5,403.59-8,088.29-3,550.31

Finding the Fourth Proportional to 5,403.59, 8,088.29 and 3,550.31

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Solution

The fourth proportional to 5,403.59, 8,088.29 and 3,550.31 is: 5,314.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,403.59 : 8,088.29 = 3,550.31 : x
  2. Step 2: Convert to fraction form
    5,403.59/8,088.29 = 3,550.31/x
  3. Step 3: Cross multiply
    5,403.59x = 8,088.29 × 3,550.31
  4. Step 4: Simplify right side
    5,403.59x = 28,715,919.12
  5. Step 5: Solve for x
    x = 28,715,919.12/5,403.59
  6. Step 6: Final answer
    x = 5,314.23

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1.5x scale

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.