Home / 4,047.32-6,070.50-1,965.80

Finding the Fourth Proportional to 4,047.32, 6,070.50 and 1,965.80

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Solution

The fourth proportional to 4,047.32, 6,070.50 and 1,965.80 is: 2,948.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,047.32 : 6,070.50 = 1,965.80 : x
  2. Step 2: Convert to fraction form
    4,047.32/6,070.50 = 1,965.80/x
  3. Step 3: Cross multiply
    4,047.32x = 6,070.50 × 1,965.80
  4. Step 4: Simplify right side
    4,047.32x = 11,933,388.90
  5. Step 5: Solve for x
    x = 11,933,388.90/4,047.32
  6. Step 6: Final answer
    x = 2,948.47

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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.