Home / 2,551.80-3,824.10-1,011

Finding the Fourth Proportional to 2,551.80, 3,824.10 and 1,011

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Solution

The fourth proportional to 2,551.80, 3,824.10 and 1,011 is: 1,515.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,551.80 : 3,824.10 = 1,011 : x
  2. Step 2: Convert to fraction form
    2,551.80/3,824.10 = 1,011/x
  3. Step 3: Cross multiply
    2,551.80x = 3,824.10 × 1,011
  4. Step 4: Simplify right side
    2,551.80x = 3,866,165.10
  5. Step 5: Solve for x
    x = 3,866,165.10/2,551.80
  6. Step 6: Final answer
    x = 1,515.07

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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.