Home / 4,998.05-7,488.90-1,709.36

Finding the Fourth Proportional to 4,998.05, 7,488.90 and 1,709.36

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Solution

The fourth proportional to 4,998.05, 7,488.90 and 1,709.36 is: 2,561.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,998.05 : 7,488.90 = 1,709.36 : x
  2. Step 2: Convert to fraction form
    4,998.05/7,488.90 = 1,709.36/x
  3. Step 3: Cross multiply
    4,998.05x = 7,488.90 × 1,709.36
  4. Step 4: Simplify right side
    4,998.05x = 12,801,226.10
  5. Step 5: Solve for x
    x = 12,801,226.10/4,998.05
  6. Step 6: Final answer
    x = 2,561.24

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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.