Home / 1,847.78-2,549.58-1,148.84

Finding the Fourth Proportional to 1,847.78, 2,549.58 and 1,148.84

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Solution

The fourth proportional to 1,847.78, 2,549.58 and 1,148.84 is: 1,585.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,847.78 : 2,549.58 = 1,148.84 : x
  2. Step 2: Convert to fraction form
    1,847.78/2,549.58 = 1,148.84/x
  3. Step 3: Cross multiply
    1,847.78x = 2,549.58 × 1,148.84
  4. Step 4: Simplify right side
    1,847.78x = 2,929,059.49
  5. Step 5: Solve for x
    x = 2,929,059.49/1,847.78
  6. Step 6: Final answer
    x = 1,585.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.