Home / 3,605.58-4,975.32-2,113.22

Finding the Fourth Proportional to 3,605.58, 4,975.32 and 2,113.22

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Solution

The fourth proportional to 3,605.58, 4,975.32 and 2,113.22 is: 2,916.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,605.58 : 4,975.32 = 2,113.22 : x
  2. Step 2: Convert to fraction form
    3,605.58/4,975.32 = 2,113.22/x
  3. Step 3: Cross multiply
    3,605.58x = 4,975.32 × 2,113.22
  4. Step 4: Simplify right side
    3,605.58x = 10,513,945.73
  5. Step 5: Solve for x
    x = 10,513,945.73/3,605.58
  6. Step 6: Final answer
    x = 2,916.02

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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.