Home / 1,896.89-2,617.95-1,110.92

Finding the Fourth Proportional to 1,896.89, 2,617.95 and 1,110.92

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Solution

The fourth proportional to 1,896.89, 2,617.95 and 1,110.92 is: 1,533.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,896.89 : 2,617.95 = 1,110.92 : x
  2. Step 2: Convert to fraction form
    1,896.89/2,617.95 = 1,110.92/x
  3. Step 3: Cross multiply
    1,896.89x = 2,617.95 × 1,110.92
  4. Step 4: Simplify right side
    1,896.89x = 2,908,333.01
  5. Step 5: Solve for x
    x = 2,908,333.01/1,896.89
  6. Step 6: Final answer
    x = 1,533.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.