Home / 3,338.63-4,607.31-2,012.39

Finding the Fourth Proportional to 3,338.63, 4,607.31 and 2,012.39

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Solution

The fourth proportional to 3,338.63, 4,607.31 and 2,012.39 is: 2,777.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,338.63 : 4,607.31 = 2,012.39 : x
  2. Step 2: Convert to fraction form
    3,338.63/4,607.31 = 2,012.39/x
  3. Step 3: Cross multiply
    3,338.63x = 4,607.31 × 2,012.39
  4. Step 4: Simplify right side
    3,338.63x = 9,271,681.53
  5. Step 5: Solve for x
    x = 9,271,681.53/3,338.63
  6. Step 6: Final answer
    x = 2,777.10

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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.