Home / 11,741.36-17,612.64-6,807.24

Finding the Fourth Proportional to 11,741.36, 17,612.64 and 6,807.24

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Solution

The fourth proportional to 11,741.36, 17,612.64 and 6,807.24 is: 10,211.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,741.36 : 17,612.64 = 6,807.24 : x
  2. Step 2: Convert to fraction form
    11,741.36/17,612.64 = 6,807.24/x
  3. Step 3: Cross multiply
    11,741.36x = 17,612.64 × 6,807.24
  4. Step 4: Simplify right side
    11,741.36x = 119,893,467.51
  5. Step 5: Solve for x
    x = 119,893,467.51/11,741.36
  6. Step 6: Final answer
    x = 10,211.21

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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.