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Finding the Fourth Proportional to 2,684.46, 4,026.09 and 953.10

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Solution

The fourth proportional to 2,684.46, 4,026.09 and 953.10 is: 1,429.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,684.46 : 4,026.09 = 953.10 : x
  2. Step 2: Convert to fraction form
    2,684.46/4,026.09 = 953.10/x
  3. Step 3: Cross multiply
    2,684.46x = 4,026.09 × 953.10
  4. Step 4: Simplify right side
    2,684.46x = 3,837,266.38
  5. Step 5: Solve for x
    x = 3,837,266.38/2,684.46
  6. Step 6: Final answer
    x = 1,429.44

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1.5x scale

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.