Home / 3,769.64-5,201.54-2,113.32

Finding the Fourth Proportional to 3,769.64, 5,201.54 and 2,113.32

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Solution

The fourth proportional to 3,769.64, 5,201.54 and 2,113.32 is: 2,916.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,769.64 : 5,201.54 = 2,113.32 : x
  2. Step 2: Convert to fraction form
    3,769.64/5,201.54 = 2,113.32/x
  3. Step 3: Cross multiply
    3,769.64x = 5,201.54 × 2,113.32
  4. Step 4: Simplify right side
    3,769.64x = 10,992,518.51
  5. Step 5: Solve for x
    x = 10,992,518.51/3,769.64
  6. Step 6: Final answer
    x = 2,916.07

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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.