Home / 11,534.16-15,917.14-6,498.40

Finding the Fourth Proportional to 11,534.16, 15,917.14 and 6,498.40

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Solution

The fourth proportional to 11,534.16, 15,917.14 and 6,498.40 is: 8,967.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,534.16 : 15,917.14 = 6,498.40 : x
  2. Step 2: Convert to fraction form
    11,534.16/15,917.14 = 6,498.40/x
  3. Step 3: Cross multiply
    11,534.16x = 15,917.14 × 6,498.40
  4. Step 4: Simplify right side
    11,534.16x = 103,435,942.58
  5. Step 5: Solve for x
    x = 103,435,942.58/11,534.16
  6. Step 6: Final answer
    x = 8,967.79

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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.