Home / 1,848.10-2,771.19-1,637.56

Finding the Fourth Proportional to 1,848.10, 2,771.19 and 1,637.56

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Solution

The fourth proportional to 1,848.10, 2,771.19 and 1,637.56 is: 2,455.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,848.10 : 2,771.19 = 1,637.56 : x
  2. Step 2: Convert to fraction form
    1,848.10/2,771.19 = 1,637.56/x
  3. Step 3: Cross multiply
    1,848.10x = 2,771.19 × 1,637.56
  4. Step 4: Simplify right side
    1,848.10x = 4,537,989.90
  5. Step 5: Solve for x
    x = 4,537,989.90/1,848.10
  6. Step 6: Final answer
    x = 2,455.49

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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.