Home / 1,356.24-2,032.88-1,246.89

Finding the Fourth Proportional to 1,356.24, 2,032.88 and 1,246.89

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Solution

The fourth proportional to 1,356.24, 2,032.88 and 1,246.89 is: 1,868.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,356.24 : 2,032.88 = 1,246.89 : x
  2. Step 2: Convert to fraction form
    1,356.24/2,032.88 = 1,246.89/x
  3. Step 3: Cross multiply
    1,356.24x = 2,032.88 × 1,246.89
  4. Step 4: Simplify right side
    1,356.24x = 2,534,771.51
  5. Step 5: Solve for x
    x = 2,534,771.51/1,356.24
  6. Step 6: Final answer
    x = 1,868.97

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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.