Home / 9,931.82-13,719.17-6,957.50

Finding the Fourth Proportional to 9,931.82, 13,719.17 and 6,957.50

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Solution

The fourth proportional to 9,931.82, 13,719.17 and 6,957.50 is: 9,610.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,931.82 : 13,719.17 = 6,957.50 : x
  2. Step 2: Convert to fraction form
    9,931.82/13,719.17 = 6,957.50/x
  3. Step 3: Cross multiply
    9,931.82x = 13,719.17 × 6,957.50
  4. Step 4: Simplify right side
    9,931.82x = 95,451,074.07
  5. Step 5: Solve for x
    x = 95,451,074.07/9,931.82
  6. Step 6: Final answer
    x = 9,610.64

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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.