Home / 5,790.35-8,689.62-4,148.28

Finding the Fourth Proportional to 5,790.35, 8,689.62 and 4,148.28

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Solution

The fourth proportional to 5,790.35, 8,689.62 and 4,148.28 is: 6,225.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,790.35 : 8,689.62 = 4,148.28 : x
  2. Step 2: Convert to fraction form
    5,790.35/8,689.62 = 4,148.28/x
  3. Step 3: Cross multiply
    5,790.35x = 8,689.62 × 4,148.28
  4. Step 4: Simplify right side
    5,790.35x = 36,046,976.85
  5. Step 5: Solve for x
    x = 36,046,976.85/5,790.35
  6. Step 6: Final answer
    x = 6,225.36

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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.