Home / 4,428-6,637.68-1,464.41

Finding the Fourth Proportional to 4,428, 6,637.68 and 1,464.41

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Solution

The fourth proportional to 4,428, 6,637.68 and 1,464.41 is: 2,195.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,428 : 6,637.68 = 1,464.41 : x
  2. Step 2: Convert to fraction form
    4,428/6,637.68 = 1,464.41/x
  3. Step 3: Cross multiply
    4,428x = 6,637.68 × 1,464.41
  4. Step 4: Simplify right side
    4,428x = 9,720,301.56
  5. Step 5: Solve for x
    x = 9,720,301.56/4,428
  6. Step 6: Final answer
    x = 2,195.19

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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.