Home / 3,477.72-4,795.56-2,975.52

Finding the Fourth Proportional to 3,477.72, 4,795.56 and 2,975.52

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Solution

The fourth proportional to 3,477.72, 4,795.56 and 2,975.52 is: 4,103.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,477.72 : 4,795.56 = 2,975.52 : x
  2. Step 2: Convert to fraction form
    3,477.72/4,795.56 = 2,975.52/x
  3. Step 3: Cross multiply
    3,477.72x = 4,795.56 × 2,975.52
  4. Step 4: Simplify right side
    3,477.72x = 14,269,284.69
  5. Step 5: Solve for x
    x = 14,269,284.69/3,477.72
  6. Step 6: Final answer
    x = 4,103.06

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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.