Home / 2,637.04-3,956.20-1,858.56

Finding the Fourth Proportional to 2,637.04, 3,956.20 and 1,858.56

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Solution

The fourth proportional to 2,637.04, 3,956.20 and 1,858.56 is: 2,788.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,637.04 : 3,956.20 = 1,858.56 : x
  2. Step 2: Convert to fraction form
    2,637.04/3,956.20 = 1,858.56/x
  3. Step 3: Cross multiply
    2,637.04x = 3,956.20 × 1,858.56
  4. Step 4: Simplify right side
    2,637.04x = 7,352,835.07
  5. Step 5: Solve for x
    x = 7,352,835.07/2,637.04
  6. Step 6: Final answer
    x = 2,788.29

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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.