Home / 10,943.56-16,415.34-6,555.52

Finding the Fourth Proportional to 10,943.56, 16,415.34 and 6,555.52

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Solution

The fourth proportional to 10,943.56, 16,415.34 and 6,555.52 is: 9,833.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,943.56 : 16,415.34 = 6,555.52 : x
  2. Step 2: Convert to fraction form
    10,943.56/16,415.34 = 6,555.52/x
  3. Step 3: Cross multiply
    10,943.56x = 16,415.34 × 6,555.52
  4. Step 4: Simplify right side
    10,943.56x = 107,611,089.68
  5. Step 5: Solve for x
    x = 107,611,089.68/10,943.56
  6. Step 6: Final answer
    x = 9,833.28

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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.