Home / 1,511.36-2,265.65-1,049.36

Finding the Fourth Proportional to 1,511.36, 2,265.65 and 1,049.36

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Solution

The fourth proportional to 1,511.36, 2,265.65 and 1,049.36 is: 1,573.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,511.36 : 2,265.65 = 1,049.36 : x
  2. Step 2: Convert to fraction form
    1,511.36/2,265.65 = 1,049.36/x
  3. Step 3: Cross multiply
    1,511.36x = 2,265.65 × 1,049.36
  4. Step 4: Simplify right side
    1,511.36x = 2,377,465.91
  5. Step 5: Solve for x
    x = 2,377,465.91/1,511.36
  6. Step 6: Final answer
    x = 1,573.07

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1.5x scale

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.