Home / 2,503.10-3,756.94-1,271.36

Finding the Fourth Proportional to 2,503.10, 3,756.94 and 1,271.36

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Solution

The fourth proportional to 2,503.10, 3,756.94 and 1,271.36 is: 1,908.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,503.10 : 3,756.94 = 1,271.36 : x
  2. Step 2: Convert to fraction form
    2,503.10/3,756.94 = 1,271.36/x
  3. Step 3: Cross multiply
    2,503.10x = 3,756.94 × 1,271.36
  4. Step 4: Simplify right side
    2,503.10x = 4,776,423.24
  5. Step 5: Solve for x
    x = 4,776,423.24/2,503.10
  6. Step 6: Final answer
    x = 1,908.20

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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.