Home / 3,476.84-5,216.08-1,011.70

Finding the Fourth Proportional to 3,476.84, 5,216.08 and 1,011.70

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Solution

The fourth proportional to 3,476.84, 5,216.08 and 1,011.70 is: 1,517.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,476.84 : 5,216.08 = 1,011.70 : x
  2. Step 2: Convert to fraction form
    3,476.84/5,216.08 = 1,011.70/x
  3. Step 3: Cross multiply
    3,476.84x = 5,216.08 × 1,011.70
  4. Step 4: Simplify right side
    3,476.84x = 5,277,108.14
  5. Step 5: Solve for x
    x = 5,277,108.14/3,476.84
  6. Step 6: Final answer
    x = 1,517.79

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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.