Home / 3,312.94-4,966.53-1,262.38

Finding the Fourth Proportional to 3,312.94, 4,966.53 and 1,262.38

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Solution

The fourth proportional to 3,312.94, 4,966.53 and 1,262.38 is: 1,892.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,312.94 : 4,966.53 = 1,262.38 : x
  2. Step 2: Convert to fraction form
    3,312.94/4,966.53 = 1,262.38/x
  3. Step 3: Cross multiply
    3,312.94x = 4,966.53 × 1,262.38
  4. Step 4: Simplify right side
    3,312.94x = 6,269,648.14
  5. Step 5: Solve for x
    x = 6,269,648.14/3,312.94
  6. Step 6: Final answer
    x = 1,892.47

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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.