Home / 1,923.48-2,881.98-1,306.26

Finding the Fourth Proportional to 1,923.48, 2,881.98 and 1,306.26

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Solution

The fourth proportional to 1,923.48, 2,881.98 and 1,306.26 is: 1,957.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,923.48 : 2,881.98 = 1,306.26 : x
  2. Step 2: Convert to fraction form
    1,923.48/2,881.98 = 1,306.26/x
  3. Step 3: Cross multiply
    1,923.48x = 2,881.98 × 1,306.26
  4. Step 4: Simplify right side
    1,923.48x = 3,764,615.19
  5. Step 5: Solve for x
    x = 3,764,615.19/1,923.48
  6. Step 6: Final answer
    x = 1,957.19

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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.