Home / 1,511.10-2,268.47-895.50

Finding the Fourth Proportional to 1,511.10, 2,268.47 and 895.50

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Solution

The fourth proportional to 1,511.10, 2,268.47 and 895.50 is: 1,344.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,511.10 : 2,268.47 = 895.50 : x
  2. Step 2: Convert to fraction form
    1,511.10/2,268.47 = 895.50/x
  3. Step 3: Cross multiply
    1,511.10x = 2,268.47 × 895.50
  4. Step 4: Simplify right side
    1,511.10x = 2,031,410.41
  5. Step 5: Solve for x
    x = 2,031,410.41/1,511.10
  6. Step 6: Final answer
    x = 1,344.33

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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.