Home / 11,031.34-16,559.96-6,880.90

Finding the Fourth Proportional to 11,031.34, 16,559.96 and 6,880.90

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Solution

The fourth proportional to 11,031.34, 16,559.96 and 6,880.90 is: 10,329.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,031.34 : 16,559.96 = 6,880.90 : x
  2. Step 2: Convert to fraction form
    11,031.34/16,559.96 = 6,880.90/x
  3. Step 3: Cross multiply
    11,031.34x = 16,559.96 × 6,880.90
  4. Step 4: Simplify right side
    11,031.34x = 113,947,363.17
  5. Step 5: Solve for x
    x = 113,947,363.17/11,031.34
  6. Step 6: Final answer
    x = 10,329.43

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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.