Home / 6,901.80-10,350.81-3,005.34

Finding the Fourth Proportional to 6,901.80, 10,350.81 and 3,005.34

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Solution

The fourth proportional to 6,901.80, 10,350.81 and 3,005.34 is: 4,507.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,901.80 : 10,350.81 = 3,005.34 : x
  2. Step 2: Convert to fraction form
    6,901.80/10,350.81 = 3,005.34/x
  3. Step 3: Cross multiply
    6,901.80x = 10,350.81 × 3,005.34
  4. Step 4: Simplify right side
    6,901.80x = 31,107,703.33
  5. Step 5: Solve for x
    x = 31,107,703.33/6,901.80
  6. Step 6: Final answer
    x = 4,507.19

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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.