Home / 2,775.77-4,160.06-1,456.18

Finding the Fourth Proportional to 2,775.77, 4,160.06 and 1,456.18

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Solution

The fourth proportional to 2,775.77, 4,160.06 and 1,456.18 is: 2,182.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,775.77 : 4,160.06 = 1,456.18 : x
  2. Step 2: Convert to fraction form
    2,775.77/4,160.06 = 1,456.18/x
  3. Step 3: Cross multiply
    2,775.77x = 4,160.06 × 1,456.18
  4. Step 4: Simplify right side
    2,775.77x = 6,057,783.95
  5. Step 5: Solve for x
    x = 6,057,783.95/2,775.77
  6. Step 6: Final answer
    x = 2,182.38

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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.