Home / 1,457.43-2,183.71-1,023.81

Finding the Fourth Proportional to 1,457.43, 2,183.71 and 1,023.81

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Solution

The fourth proportional to 1,457.43, 2,183.71 and 1,023.81 is: 1,534.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,457.43 : 2,183.71 = 1,023.81 : x
  2. Step 2: Convert to fraction form
    1,457.43/2,183.71 = 1,023.81/x
  3. Step 3: Cross multiply
    1,457.43x = 2,183.71 × 1,023.81
  4. Step 4: Simplify right side
    1,457.43x = 2,235,704.14
  5. Step 5: Solve for x
    x = 2,235,704.14/1,457.43
  6. Step 6: Final answer
    x = 1,534.00

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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.