Home / 4,340.12-5,989.50-2,477

Finding the Fourth Proportional to 4,340.12, 5,989.50 and 2,477

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Solution

The fourth proportional to 4,340.12, 5,989.50 and 2,477 is: 3,418.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,340.12 : 5,989.50 = 2,477 : x
  2. Step 2: Convert to fraction form
    4,340.12/5,989.50 = 2,477/x
  3. Step 3: Cross multiply
    4,340.12x = 5,989.50 × 2,477
  4. Step 4: Simplify right side
    4,340.12x = 14,835,991.50
  5. Step 5: Solve for x
    x = 14,835,991.50/4,340.12
  6. Step 6: Final answer
    x = 3,418.34

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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.