Home / 3,776.45-5,214.10-2,360.77

Finding the Fourth Proportional to 3,776.45, 5,214.10 and 2,360.77

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Solution

The fourth proportional to 3,776.45, 5,214.10 and 2,360.77 is: 3,259.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,776.45 : 5,214.10 = 2,360.77 : x
  2. Step 2: Convert to fraction form
    3,776.45/5,214.10 = 2,360.77/x
  3. Step 3: Cross multiply
    3,776.45x = 5,214.10 × 2,360.77
  4. Step 4: Simplify right side
    3,776.45x = 12,309,271.92
  5. Step 5: Solve for x
    x = 12,309,271.92/3,776.45
  6. Step 6: Final answer
    x = 3,259.49

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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.