Home / 2,566.07-3,848.39-1,084.78

Finding the Fourth Proportional to 2,566.07, 3,848.39 and 1,084.78

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Solution

The fourth proportional to 2,566.07, 3,848.39 and 1,084.78 is: 1,626.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,566.07 : 3,848.39 = 1,084.78 : x
  2. Step 2: Convert to fraction form
    2,566.07/3,848.39 = 1,084.78/x
  3. Step 3: Cross multiply
    2,566.07x = 3,848.39 × 1,084.78
  4. Step 4: Simplify right side
    2,566.07x = 4,174,656.50
  5. Step 5: Solve for x
    x = 4,174,656.50/2,566.07
  6. Step 6: Final answer
    x = 1,626.87

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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.