Home / 2,711.63-4,058.71-2,455.87

Finding the Fourth Proportional to 2,711.63, 4,058.71 and 2,455.87

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Solution

The fourth proportional to 2,711.63, 4,058.71 and 2,455.87 is: 3,675.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,711.63 : 4,058.71 = 2,455.87 : x
  2. Step 2: Convert to fraction form
    2,711.63/4,058.71 = 2,455.87/x
  3. Step 3: Cross multiply
    2,711.63x = 4,058.71 × 2,455.87
  4. Step 4: Simplify right side
    2,711.63x = 9,967,655.45
  5. Step 5: Solve for x
    x = 9,967,655.45/2,711.63
  6. Step 6: Final answer
    x = 3,675.89

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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.