Home / 2,107.33-2,905.86-1,477.66

Finding the Fourth Proportional to 2,107.33, 2,905.86 and 1,477.66

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Solution

The fourth proportional to 2,107.33, 2,905.86 and 1,477.66 is: 2,037.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,107.33 : 2,905.86 = 1,477.66 : x
  2. Step 2: Convert to fraction form
    2,107.33/2,905.86 = 1,477.66/x
  3. Step 3: Cross multiply
    2,107.33x = 2,905.86 × 1,477.66
  4. Step 4: Simplify right side
    2,107.33x = 4,293,873.09
  5. Step 5: Solve for x
    x = 4,293,873.09/2,107.33
  6. Step 6: Final answer
    x = 2,037.59

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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.