Home / 1,684.27-2,324.12-1,037.40

Finding the Fourth Proportional to 1,684.27, 2,324.12 and 1,037.40

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Solution

The fourth proportional to 1,684.27, 2,324.12 and 1,037.40 is: 1,431.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,684.27 : 2,324.12 = 1,037.40 : x
  2. Step 2: Convert to fraction form
    1,684.27/2,324.12 = 1,037.40/x
  3. Step 3: Cross multiply
    1,684.27x = 2,324.12 × 1,037.40
  4. Step 4: Simplify right side
    1,684.27x = 2,411,047.33
  5. Step 5: Solve for x
    x = 2,411,047.33/1,684.27
  6. Step 6: Final answer
    x = 1,431.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.