Home / 5,141.32-7,092.84-3,045.04

Finding the Fourth Proportional to 5,141.32, 7,092.84 and 3,045.04

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Solution

The fourth proportional to 5,141.32, 7,092.84 and 3,045.04 is: 4,200.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,141.32 : 7,092.84 = 3,045.04 : x
  2. Step 2: Convert to fraction form
    5,141.32/7,092.84 = 3,045.04/x
  3. Step 3: Cross multiply
    5,141.32x = 7,092.84 × 3,045.04
  4. Step 4: Simplify right side
    5,141.32x = 21,597,981.51
  5. Step 5: Solve for x
    x = 21,597,981.51/5,141.32
  6. Step 6: Final answer
    x = 4,200.86

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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.