Home / 5,585.40-8,375.61-4,018.86

Finding the Fourth Proportional to 5,585.40, 8,375.61 and 4,018.86

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Solution

The fourth proportional to 5,585.40, 8,375.61 and 4,018.86 is: 6,026.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,585.40 : 8,375.61 = 4,018.86 : x
  2. Step 2: Convert to fraction form
    5,585.40/8,375.61 = 4,018.86/x
  3. Step 3: Cross multiply
    5,585.40x = 8,375.61 × 4,018.86
  4. Step 4: Simplify right side
    5,585.40x = 33,660,404.00
  5. Step 5: Solve for x
    x = 33,660,404.00/5,585.40
  6. Step 6: Final answer
    x = 6,026.50

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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.