Home / 2,370.28-3,557.82-1,637.32

Finding the Fourth Proportional to 2,370.28, 3,557.82 and 1,637.32

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Solution

The fourth proportional to 2,370.28, 3,557.82 and 1,637.32 is: 2,457.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,370.28 : 3,557.82 = 1,637.32 : x
  2. Step 2: Convert to fraction form
    2,370.28/3,557.82 = 1,637.32/x
  3. Step 3: Cross multiply
    2,370.28x = 3,557.82 × 1,637.32
  4. Step 4: Simplify right side
    2,370.28x = 5,825,289.84
  5. Step 5: Solve for x
    x = 5,825,289.84/2,370.28
  6. Step 6: Final answer
    x = 2,457.64

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.