Home / 6,967.28-10,436.28-5,655.44

Finding the Fourth Proportional to 6,967.28, 10,436.28 and 5,655.44

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Solution

The fourth proportional to 6,967.28, 10,436.28 and 5,655.44 is: 8,471.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,967.28 : 10,436.28 = 5,655.44 : x
  2. Step 2: Convert to fraction form
    6,967.28/10,436.28 = 5,655.44/x
  3. Step 3: Cross multiply
    6,967.28x = 10,436.28 × 5,655.44
  4. Step 4: Simplify right side
    6,967.28x = 59,021,755.36
  5. Step 5: Solve for x
    x = 59,021,755.36/6,967.28
  6. Step 6: Final answer
    x = 8,471.28

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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.