Home / 1,457.27-2,183.47-1,023.65

Finding the Fourth Proportional to 1,457.27, 2,183.47 and 1,023.65

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Solution

The fourth proportional to 1,457.27, 2,183.47 and 1,023.65 is: 1,533.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,457.27 : 2,183.47 = 1,023.65 : x
  2. Step 2: Convert to fraction form
    1,457.27/2,183.47 = 1,023.65/x
  3. Step 3: Cross multiply
    1,457.27x = 2,183.47 × 1,023.65
  4. Step 4: Simplify right side
    1,457.27x = 2,235,109.54
  5. Step 5: Solve for x
    x = 2,235,109.54/1,457.27
  6. Step 6: Final answer
    x = 1,533.77

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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.