Home / 1,715.01-2,569.94-1,324.42

Finding the Fourth Proportional to 1,715.01, 2,569.94 and 1,324.42

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Solution

The fourth proportional to 1,715.01, 2,569.94 and 1,324.42 is: 1,984.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,715.01 : 2,569.94 = 1,324.42 : x
  2. Step 2: Convert to fraction form
    1,715.01/2,569.94 = 1,324.42/x
  3. Step 3: Cross multiply
    1,715.01x = 2,569.94 × 1,324.42
  4. Step 4: Simplify right side
    1,715.01x = 3,403,679.93
  5. Step 5: Solve for x
    x = 3,403,679.93/1,715.01
  6. Step 6: Final answer
    x = 1,984.64

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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.