Home / 4,428.18-6,638.31-1,652.71

Finding the Fourth Proportional to 4,428.18, 6,638.31 and 1,652.71

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Solution

The fourth proportional to 4,428.18, 6,638.31 and 1,652.71 is: 2,477.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,428.18 : 6,638.31 = 1,652.71 : x
  2. Step 2: Convert to fraction form
    4,428.18/6,638.31 = 1,652.71/x
  3. Step 3: Cross multiply
    4,428.18x = 6,638.31 × 1,652.71
  4. Step 4: Simplify right side
    4,428.18x = 10,971,201.32
  5. Step 5: Solve for x
    x = 10,971,201.32/4,428.18
  6. Step 6: Final answer
    x = 2,477.59

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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.