Home / 3,462.60-4,777.58-2,136.36

Finding the Fourth Proportional to 3,462.60, 4,777.58 and 2,136.36

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Solution

The fourth proportional to 3,462.60, 4,777.58 and 2,136.36 is: 2,947.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,462.60 : 4,777.58 = 2,136.36 : x
  2. Step 2: Convert to fraction form
    3,462.60/4,777.58 = 2,136.36/x
  3. Step 3: Cross multiply
    3,462.60x = 4,777.58 × 2,136.36
  4. Step 4: Simplify right side
    3,462.60x = 10,206,630.81
  5. Step 5: Solve for x
    x = 10,206,630.81/3,462.60
  6. Step 6: Final answer
    x = 2,947.68

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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.