Home / 10,052.22-15,078.45-4,787.73

Finding the Fourth Proportional to 10,052.22, 15,078.45 and 4,787.73

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Solution

The fourth proportional to 10,052.22, 15,078.45 and 4,787.73 is: 7,181.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,052.22 : 15,078.45 = 4,787.73 : x
  2. Step 2: Convert to fraction form
    10,052.22/15,078.45 = 4,787.73/x
  3. Step 3: Cross multiply
    10,052.22x = 15,078.45 × 4,787.73
  4. Step 4: Simplify right side
    10,052.22x = 72,191,547.42
  5. Step 5: Solve for x
    x = 72,191,547.42/10,052.22
  6. Step 6: Final answer
    x = 7,181.65

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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.