Home / 3,573.07-4,930.04-2,156.99

Finding the Fourth Proportional to 3,573.07, 4,930.04 and 2,156.99

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Solution

The fourth proportional to 3,573.07, 4,930.04 and 2,156.99 is: 2,976.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,573.07 : 4,930.04 = 2,156.99 : x
  2. Step 2: Convert to fraction form
    3,573.07/4,930.04 = 2,156.99/x
  3. Step 3: Cross multiply
    3,573.07x = 4,930.04 × 2,156.99
  4. Step 4: Simplify right side
    3,573.07x = 10,634,046.98
  5. Step 5: Solve for x
    x = 10,634,046.98/3,573.07
  6. Step 6: Final answer
    x = 2,976.17

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1.5x scale

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.