Home / 5,637.21-8,457.76-2,519.37

Finding the Fourth Proportional to 5,637.21, 8,457.76 and 2,519.37

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Solution

The fourth proportional to 5,637.21, 8,457.76 and 2,519.37 is: 3,779.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,637.21 : 8,457.76 = 2,519.37 : x
  2. Step 2: Convert to fraction form
    5,637.21/8,457.76 = 2,519.37/x
  3. Step 3: Cross multiply
    5,637.21x = 8,457.76 × 2,519.37
  4. Step 4: Simplify right side
    5,637.21x = 21,308,220.51
  5. Step 5: Solve for x
    x = 21,308,220.51/5,637.21
  6. Step 6: Final answer
    x = 3,779.92

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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.