Home / 3,137.24-4,710.90-2,653.40

Finding the Fourth Proportional to 3,137.24, 4,710.90 and 2,653.40

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Solution

The fourth proportional to 3,137.24, 4,710.90 and 2,653.40 is: 3,984.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,137.24 : 4,710.90 = 2,653.40 : x
  2. Step 2: Convert to fraction form
    3,137.24/4,710.90 = 2,653.40/x
  3. Step 3: Cross multiply
    3,137.24x = 4,710.90 × 2,653.40
  4. Step 4: Simplify right side
    3,137.24x = 12,499,902.06
  5. Step 5: Solve for x
    x = 12,499,902.06/3,137.24
  6. Step 6: Final answer
    x = 3,984.36

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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.