Home / 2,777.61-4,166.36-1,133.77

Finding the Fourth Proportional to 2,777.61, 4,166.36 and 1,133.77

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Solution

The fourth proportional to 2,777.61, 4,166.36 and 1,133.77 is: 1,700.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,777.61 : 4,166.36 = 1,133.77 : x
  2. Step 2: Convert to fraction form
    2,777.61/4,166.36 = 1,133.77/x
  3. Step 3: Cross multiply
    2,777.61x = 4,166.36 × 1,133.77
  4. Step 4: Simplify right side
    2,777.61x = 4,723,673.15
  5. Step 5: Solve for x
    x = 4,723,673.15/2,777.61
  6. Step 6: Final answer
    x = 1,700.63

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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.