Home / 3,605.54-4,975.36-2,113.25

Finding the Fourth Proportional to 3,605.54, 4,975.36 and 2,113.25

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Solution

The fourth proportional to 3,605.54, 4,975.36 and 2,113.25 is: 2,916.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,605.54 : 4,975.36 = 2,113.25 : x
  2. Step 2: Convert to fraction form
    3,605.54/4,975.36 = 2,113.25/x
  3. Step 3: Cross multiply
    3,605.54x = 4,975.36 × 2,113.25
  4. Step 4: Simplify right side
    3,605.54x = 10,514,149.36
  5. Step 5: Solve for x
    x = 10,514,149.36/3,605.54
  6. Step 6: Final answer
    x = 2,916.11

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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.