Home / 7,028.79-10,545.02-2,098.43

Finding the Fourth Proportional to 7,028.79, 10,545.02 and 2,098.43

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Solution

The fourth proportional to 7,028.79, 10,545.02 and 2,098.43 is: 3,148.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,028.79 : 10,545.02 = 2,098.43 : x
  2. Step 2: Convert to fraction form
    7,028.79/10,545.02 = 2,098.43/x
  3. Step 3: Cross multiply
    7,028.79x = 10,545.02 × 2,098.43
  4. Step 4: Simplify right side
    7,028.79x = 22,127,986.32
  5. Step 5: Solve for x
    x = 22,127,986.32/7,028.79
  6. Step 6: Final answer
    x = 3,148.19

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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.