Home / 3,583.60-4,945.32-2,011.60

Finding the Fourth Proportional to 3,583.60, 4,945.32 and 2,011.60

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Solution

The fourth proportional to 3,583.60, 4,945.32 and 2,011.60 is: 2,775.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,583.60 : 4,945.32 = 2,011.60 : x
  2. Step 2: Convert to fraction form
    3,583.60/4,945.32 = 2,011.60/x
  3. Step 3: Cross multiply
    3,583.60x = 4,945.32 × 2,011.60
  4. Step 4: Simplify right side
    3,583.60x = 9,948,005.71
  5. Step 5: Solve for x
    x = 9,948,005.71/3,583.60
  6. Step 6: Final answer
    x = 2,775.98

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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.