Home / 1,511.04-2,270.85-894.87

Finding the Fourth Proportional to 1,511.04, 2,270.85 and 894.87

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Solution

The fourth proportional to 1,511.04, 2,270.85 and 894.87 is: 1,344.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,511.04 : 2,270.85 = 894.87 : x
  2. Step 2: Convert to fraction form
    1,511.04/2,270.85 = 894.87/x
  3. Step 3: Cross multiply
    1,511.04x = 2,270.85 × 894.87
  4. Step 4: Simplify right side
    1,511.04x = 2,032,115.54
  5. Step 5: Solve for x
    x = 2,032,115.54/1,511.04
  6. Step 6: Final answer
    x = 1,344.85

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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.