Home / 6,905.31-10,358.07-1,711.19

Finding the Fourth Proportional to 6,905.31, 10,358.07 and 1,711.19

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Solution

The fourth proportional to 6,905.31, 10,358.07 and 1,711.19 is: 2,566.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,905.31 : 10,358.07 = 1,711.19 : x
  2. Step 2: Convert to fraction form
    6,905.31/10,358.07 = 1,711.19/x
  3. Step 3: Cross multiply
    6,905.31x = 10,358.07 × 1,711.19
  4. Step 4: Simplify right side
    6,905.31x = 17,724,625.80
  5. Step 5: Solve for x
    x = 17,724,625.80/6,905.31
  6. Step 6: Final answer
    x = 2,566.81

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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.