Home / 2,376.60-3,565.50-1,918.54

Finding the Fourth Proportional to 2,376.60, 3,565.50 and 1,918.54

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Solution

The fourth proportional to 2,376.60, 3,565.50 and 1,918.54 is: 2,878.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,376.60 : 3,565.50 = 1,918.54 : x
  2. Step 2: Convert to fraction form
    2,376.60/3,565.50 = 1,918.54/x
  3. Step 3: Cross multiply
    2,376.60x = 3,565.50 × 1,918.54
  4. Step 4: Simplify right side
    2,376.60x = 6,840,554.37
  5. Step 5: Solve for x
    x = 6,840,554.37/2,376.60
  6. Step 6: Final answer
    x = 2,878.29

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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.