Home / 2,903.58-4,005.60-1,708.17

Finding the Fourth Proportional to 2,903.58, 4,005.60 and 1,708.17

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Solution

The fourth proportional to 2,903.58, 4,005.60 and 1,708.17 is: 2,356.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,903.58 : 4,005.60 = 1,708.17 : x
  2. Step 2: Convert to fraction form
    2,903.58/4,005.60 = 1,708.17/x
  3. Step 3: Cross multiply
    2,903.58x = 4,005.60 × 1,708.17
  4. Step 4: Simplify right side
    2,903.58x = 6,842,245.75
  5. Step 5: Solve for x
    x = 6,842,245.75/2,903.58
  6. Step 6: Final answer
    x = 2,356.49

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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.