Home / 6,905.55-10,358.31-1,711.43

Finding the Fourth Proportional to 6,905.55, 10,358.31 and 1,711.43

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Solution

The fourth proportional to 6,905.55, 10,358.31 and 1,711.43 is: 2,567.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,905.55 : 10,358.31 = 1,711.43 : x
  2. Step 2: Convert to fraction form
    6,905.55/10,358.31 = 1,711.43/x
  3. Step 3: Cross multiply
    6,905.55x = 10,358.31 × 1,711.43
  4. Step 4: Simplify right side
    6,905.55x = 17,727,470.69
  5. Step 5: Solve for x
    x = 17,727,470.69/6,905.55
  6. Step 6: Final answer
    x = 2,567.13

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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.