Home / 8,197.08-11,311.36-5,053.32

Finding the Fourth Proportional to 8,197.08, 11,311.36 and 5,053.32

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Solution

The fourth proportional to 8,197.08, 11,311.36 and 5,053.32 is: 6,973.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,197.08 : 11,311.36 = 5,053.32 : x
  2. Step 2: Convert to fraction form
    8,197.08/11,311.36 = 5,053.32/x
  3. Step 3: Cross multiply
    8,197.08x = 11,311.36 × 5,053.32
  4. Step 4: Simplify right side
    8,197.08x = 57,159,921.72
  5. Step 5: Solve for x
    x = 57,159,921.72/8,197.08
  6. Step 6: Final answer
    x = 6,973.21

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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.