Home / 2,019.60-3,025.08-1,360.08

Finding the Fourth Proportional to 2,019.60, 3,025.08 and 1,360.08

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Solution

The fourth proportional to 2,019.60, 3,025.08 and 1,360.08 is: 2,037.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,019.60 : 3,025.08 = 1,360.08 : x
  2. Step 2: Convert to fraction form
    2,019.60/3,025.08 = 1,360.08/x
  3. Step 3: Cross multiply
    2,019.60x = 3,025.08 × 1,360.08
  4. Step 4: Simplify right side
    2,019.60x = 4,114,350.81
  5. Step 5: Solve for x
    x = 4,114,350.81/2,019.60
  6. Step 6: Final answer
    x = 2,037.21

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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.