Home / 5,847.86-8,070.29-3,608.12

Finding the Fourth Proportional to 5,847.86, 8,070.29 and 3,608.12

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Solution

The fourth proportional to 5,847.86, 8,070.29 and 3,608.12 is: 4,979.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,847.86 : 8,070.29 = 3,608.12 : x
  2. Step 2: Convert to fraction form
    5,847.86/8,070.29 = 3,608.12/x
  3. Step 3: Cross multiply
    5,847.86x = 8,070.29 × 3,608.12
  4. Step 4: Simplify right side
    5,847.86x = 29,118,516.36
  5. Step 5: Solve for x
    x = 29,118,516.36/5,847.86
  6. Step 6: Final answer
    x = 4,979.35

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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.