Home / 7,028.09-10,547.10-5,183.99

Finding the Fourth Proportional to 7,028.09, 10,547.10 and 5,183.99

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Solution

The fourth proportional to 7,028.09, 10,547.10 and 5,183.99 is: 7,779.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,028.09 : 10,547.10 = 5,183.99 : x
  2. Step 2: Convert to fraction form
    7,028.09/10,547.10 = 5,183.99/x
  3. Step 3: Cross multiply
    7,028.09x = 10,547.10 × 5,183.99
  4. Step 4: Simplify right side
    7,028.09x = 54,676,035.01
  5. Step 5: Solve for x
    x = 54,676,035.01/7,028.09
  6. Step 6: Final answer
    x = 7,779.64

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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.