Home / 3,848.34-5,772.73-1,215.93

Finding the Fourth Proportional to 3,848.34, 5,772.73 and 1,215.93

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Solution

The fourth proportional to 3,848.34, 5,772.73 and 1,215.93 is: 1,823.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,848.34 : 5,772.73 = 1,215.93 : x
  2. Step 2: Convert to fraction form
    3,848.34/5,772.73 = 1,215.93/x
  3. Step 3: Cross multiply
    3,848.34x = 5,772.73 × 1,215.93
  4. Step 4: Simplify right side
    3,848.34x = 7,019,206.73
  5. Step 5: Solve for x
    x = 7,019,206.73/3,848.34
  6. Step 6: Final answer
    x = 1,823.96

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1.5x scale

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.