Home / 4,453.07-6,142.81-3,106.58

Finding the Fourth Proportional to 4,453.07, 6,142.81 and 3,106.58

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Solution

The fourth proportional to 4,453.07, 6,142.81 and 3,106.58 is: 4,285.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,453.07 : 6,142.81 = 3,106.58 : x
  2. Step 2: Convert to fraction form
    4,453.07/6,142.81 = 3,106.58/x
  3. Step 3: Cross multiply
    4,453.07x = 6,142.81 × 3,106.58
  4. Step 4: Simplify right side
    4,453.07x = 19,083,130.69
  5. Step 5: Solve for x
    x = 19,083,130.69/4,453.07
  6. Step 6: Final answer
    x = 4,285.39

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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.