Home / 1,828.18-2,523.48-1,355.93

Finding the Fourth Proportional to 1,828.18, 2,523.48 and 1,355.93

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Solution

The fourth proportional to 1,828.18, 2,523.48 and 1,355.93 is: 1,871.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,828.18 : 2,523.48 = 1,355.93 : x
  2. Step 2: Convert to fraction form
    1,828.18/2,523.48 = 1,355.93/x
  3. Step 3: Cross multiply
    1,828.18x = 2,523.48 × 1,355.93
  4. Step 4: Simplify right side
    1,828.18x = 3,421,653.01
  5. Step 5: Solve for x
    x = 3,421,653.01/1,828.18
  6. Step 6: Final answer
    x = 1,871.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.