Home / 1,828.60-2,523-1,110.40

Finding the Fourth Proportional to 1,828.60, 2,523 and 1,110.40

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Solution

The fourth proportional to 1,828.60, 2,523 and 1,110.40 is: 1,532.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,828.60 : 2,523 = 1,110.40 : x
  2. Step 2: Convert to fraction form
    1,828.60/2,523 = 1,110.40/x
  3. Step 3: Cross multiply
    1,828.60x = 2,523 × 1,110.40
  4. Step 4: Simplify right side
    1,828.60x = 2,801,539.20
  5. Step 5: Solve for x
    x = 2,801,539.20/1,828.60
  6. Step 6: Final answer
    x = 1,532.07

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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.