Home / 1,357.18-2,027.83-1,004.28

Finding the Fourth Proportional to 1,357.18, 2,027.83 and 1,004.28

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Solution

The fourth proportional to 1,357.18, 2,027.83 and 1,004.28 is: 1,500.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,357.18 : 2,027.83 = 1,004.28 : x
  2. Step 2: Convert to fraction form
    1,357.18/2,027.83 = 1,004.28/x
  3. Step 3: Cross multiply
    1,357.18x = 2,027.83 × 1,004.28
  4. Step 4: Simplify right side
    1,357.18x = 2,036,509.11
  5. Step 5: Solve for x
    x = 2,036,509.11/1,357.18
  6. Step 6: Final answer
    x = 1,500.54

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.