Home / 4,029.44-6,041.28-1,978.88

Finding the Fourth Proportional to 4,029.44, 6,041.28 and 1,978.88

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Solution

The fourth proportional to 4,029.44, 6,041.28 and 1,978.88 is: 2,966.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,029.44 : 6,041.28 = 1,978.88 : x
  2. Step 2: Convert to fraction form
    4,029.44/6,041.28 = 1,978.88/x
  3. Step 3: Cross multiply
    4,029.44x = 6,041.28 × 1,978.88
  4. Step 4: Simplify right side
    4,029.44x = 11,954,968.17
  5. Step 5: Solve for x
    x = 11,954,968.17/4,029.44
  6. Step 6: Final answer
    x = 2,966.91

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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.