Home / 5,028.90-6,940.20-2,904.82

Finding the Fourth Proportional to 5,028.90, 6,940.20 and 2,904.82

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Solution

The fourth proportional to 5,028.90, 6,940.20 and 2,904.82 is: 4,008.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,028.90 : 6,940.20 = 2,904.82 : x
  2. Step 2: Convert to fraction form
    5,028.90/6,940.20 = 2,904.82/x
  3. Step 3: Cross multiply
    5,028.90x = 6,940.20 × 2,904.82
  4. Step 4: Simplify right side
    5,028.90x = 20,160,031.76
  5. Step 5: Solve for x
    x = 20,160,031.76/5,028.90
  6. Step 6: Final answer
    x = 4,008.84

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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.