Home / 3,133.44-4,329.40-2,475.36

Finding the Fourth Proportional to 3,133.44, 4,329.40 and 2,475.36

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Solution

The fourth proportional to 3,133.44, 4,329.40 and 2,475.36 is: 3,420.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,133.44 : 4,329.40 = 2,475.36 : x
  2. Step 2: Convert to fraction form
    3,133.44/4,329.40 = 2,475.36/x
  3. Step 3: Cross multiply
    3,133.44x = 4,329.40 × 2,475.36
  4. Step 4: Simplify right side
    3,133.44x = 10,716,823.58
  5. Step 5: Solve for x
    x = 10,716,823.58/3,133.44
  6. Step 6: Final answer
    x = 3,420.15

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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.