Home / 5,802.20-8,007.90-4,856.60

Finding the Fourth Proportional to 5,802.20, 8,007.90 and 4,856.60

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Solution

The fourth proportional to 5,802.20, 8,007.90 and 4,856.60 is: 6,702.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,802.20 : 8,007.90 = 4,856.60 : x
  2. Step 2: Convert to fraction form
    5,802.20/8,007.90 = 4,856.60/x
  3. Step 3: Cross multiply
    5,802.20x = 8,007.90 × 4,856.60
  4. Step 4: Simplify right side
    5,802.20x = 38,891,167.14
  5. Step 5: Solve for x
    x = 38,891,167.14/5,802.20
  6. Step 6: Final answer
    x = 6,702.83

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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.