Home / 10,880.72-15,014.94-6,165.26

Finding the Fourth Proportional to 10,880.72, 15,014.94 and 6,165.26

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Solution

The fourth proportional to 10,880.72, 15,014.94 and 6,165.26 is: 8,507.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,880.72 : 15,014.94 = 6,165.26 : x
  2. Step 2: Convert to fraction form
    10,880.72/15,014.94 = 6,165.26/x
  3. Step 3: Cross multiply
    10,880.72x = 15,014.94 × 6,165.26
  4. Step 4: Simplify right side
    10,880.72x = 92,571,008.98
  5. Step 5: Solve for x
    x = 92,571,008.98/10,880.72
  6. Step 6: Final answer
    x = 8,507.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.