Home / 11,447.10-15,796.53-6,411.24

Finding the Fourth Proportional to 11,447.10, 15,796.53 and 6,411.24

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Solution

The fourth proportional to 11,447.10, 15,796.53 and 6,411.24 is: 8,847.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,447.10 : 15,796.53 = 6,411.24 : x
  2. Step 2: Convert to fraction form
    11,447.10/15,796.53 = 6,411.24/x
  3. Step 3: Cross multiply
    11,447.10x = 15,796.53 × 6,411.24
  4. Step 4: Simplify right side
    11,447.10x = 101,275,345.00
  5. Step 5: Solve for x
    x = 101,275,345.00/11,447.10
  6. Step 6: Final answer
    x = 8,847.25

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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.