Home / 2,365.18-3,549.93-1,815.58

Finding the Fourth Proportional to 2,365.18, 3,549.93 and 1,815.58

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Solution

The fourth proportional to 2,365.18, 3,549.93 and 1,815.58 is: 2,725.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,365.18 : 3,549.93 = 1,815.58 : x
  2. Step 2: Convert to fraction form
    2,365.18/3,549.93 = 1,815.58/x
  3. Step 3: Cross multiply
    2,365.18x = 3,549.93 × 1,815.58
  4. Step 4: Simplify right side
    2,365.18x = 6,445,181.91
  5. Step 5: Solve for x
    x = 6,445,181.91/2,365.18
  6. Step 6: Final answer
    x = 2,725.03

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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.