Home / 6,897.44-10,343.12-1,965.96

Finding the Fourth Proportional to 6,897.44, 10,343.12 and 1,965.96

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Solution

The fourth proportional to 6,897.44, 10,343.12 and 1,965.96 is: 2,948.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,897.44 : 10,343.12 = 1,965.96 : x
  2. Step 2: Convert to fraction form
    6,897.44/10,343.12 = 1,965.96/x
  3. Step 3: Cross multiply
    6,897.44x = 10,343.12 × 1,965.96
  4. Step 4: Simplify right side
    6,897.44x = 20,334,160.20
  5. Step 5: Solve for x
    x = 20,334,160.20/6,897.44
  6. Step 6: Final answer
    x = 2,948.07

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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.