Home / 6,709.86-9,258.21-4,056.75

Finding the Fourth Proportional to 6,709.86, 9,258.21 and 4,056.75

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Solution

The fourth proportional to 6,709.86, 9,258.21 and 4,056.75 is: 5,597.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,709.86 : 9,258.21 = 4,056.75 : x
  2. Step 2: Convert to fraction form
    6,709.86/9,258.21 = 4,056.75/x
  3. Step 3: Cross multiply
    6,709.86x = 9,258.21 × 4,056.75
  4. Step 4: Simplify right side
    6,709.86x = 37,558,243.42
  5. Step 5: Solve for x
    x = 37,558,243.42/6,709.86
  6. Step 6: Final answer
    x = 5,597.47

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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.