Home / 3,574.08-4,930.56-2,331.36

Finding the Fourth Proportional to 3,574.08, 4,930.56 and 2,331.36

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Solution

The fourth proportional to 3,574.08, 4,930.56 and 2,331.36 is: 3,216.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,574.08 : 4,930.56 = 2,331.36 : x
  2. Step 2: Convert to fraction form
    3,574.08/4,930.56 = 2,331.36/x
  3. Step 3: Cross multiply
    3,574.08x = 4,930.56 × 2,331.36
  4. Step 4: Simplify right side
    3,574.08x = 11,494,910.36
  5. Step 5: Solve for x
    x = 11,494,910.36/3,574.08
  6. Step 6: Final answer
    x = 3,216.19

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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.