Home / 5,799.60-8,002.86-3,561.60

Finding the Fourth Proportional to 5,799.60, 8,002.86 and 3,561.60

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Solution

The fourth proportional to 5,799.60, 8,002.86 and 3,561.60 is: 4,914.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,799.60 : 8,002.86 = 3,561.60 : x
  2. Step 2: Convert to fraction form
    5,799.60/8,002.86 = 3,561.60/x
  3. Step 3: Cross multiply
    5,799.60x = 8,002.86 × 3,561.60
  4. Step 4: Simplify right side
    5,799.60x = 28,502,986.18
  5. Step 5: Solve for x
    x = 28,502,986.18/5,799.60
  6. Step 6: Final answer
    x = 4,914.65

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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.