Home / 11,452.46-15,804.29-6,416.90

Finding the Fourth Proportional to 11,452.46, 15,804.29 and 6,416.90

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Solution

The fourth proportional to 11,452.46, 15,804.29 and 6,416.90 is: 8,855.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,452.46 : 15,804.29 = 6,416.90 : x
  2. Step 2: Convert to fraction form
    11,452.46/15,804.29 = 6,416.90/x
  3. Step 3: Cross multiply
    11,452.46x = 15,804.29 × 6,416.90
  4. Step 4: Simplify right side
    11,452.46x = 101,414,548.50
  5. Step 5: Solve for x
    x = 101,414,548.50/11,452.46
  6. Step 6: Final answer
    x = 8,855.26

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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.