Home / 1,462.48-2,189.19-1,238.51

Finding the Fourth Proportional to 1,462.48, 2,189.19 and 1,238.51

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Solution

The fourth proportional to 1,462.48, 2,189.19 and 1,238.51 is: 1,853.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,462.48 : 2,189.19 = 1,238.51 : x
  2. Step 2: Convert to fraction form
    1,462.48/2,189.19 = 1,238.51/x
  3. Step 3: Cross multiply
    1,462.48x = 2,189.19 × 1,238.51
  4. Step 4: Simplify right side
    1,462.48x = 2,711,333.71
  5. Step 5: Solve for x
    x = 2,711,333.71/1,462.48
  6. Step 6: Final answer
    x = 1,853.93

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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.