Home / 2,537.84-3,807.58-1,078.22

Finding the Fourth Proportional to 2,537.84, 3,807.58 and 1,078.22

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Solution

The fourth proportional to 2,537.84, 3,807.58 and 1,078.22 is: 1,617.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,537.84 : 3,807.58 = 1,078.22 : x
  2. Step 2: Convert to fraction form
    2,537.84/3,807.58 = 1,078.22/x
  3. Step 3: Cross multiply
    2,537.84x = 3,807.58 × 1,078.22
  4. Step 4: Simplify right side
    2,537.84x = 4,105,408.91
  5. Step 5: Solve for x
    x = 4,105,408.91/2,537.84
  6. Step 6: Final answer
    x = 1,617.68

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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.