Home / 11,125.26-15,352.84-6,410.44

Finding the Fourth Proportional to 11,125.26, 15,352.84 and 6,410.44

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Solution

The fourth proportional to 11,125.26, 15,352.84 and 6,410.44 is: 8,846.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,125.26 : 15,352.84 = 6,410.44 : x
  2. Step 2: Convert to fraction form
    11,125.26/15,352.84 = 6,410.44/x
  3. Step 3: Cross multiply
    11,125.26x = 15,352.84 × 6,410.44
  4. Step 4: Simplify right side
    11,125.26x = 98,418,459.65
  5. Step 5: Solve for x
    x = 98,418,459.65/11,125.26
  6. Step 6: Final answer
    x = 8,846.40

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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.