Home / 6,890.13-9,508.26-3,746.34

Finding the Fourth Proportional to 6,890.13, 9,508.26 and 3,746.34

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Solution

The fourth proportional to 6,890.13, 9,508.26 and 3,746.34 is: 5,169.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,890.13 : 9,508.26 = 3,746.34 : x
  2. Step 2: Convert to fraction form
    6,890.13/9,508.26 = 3,746.34/x
  3. Step 3: Cross multiply
    6,890.13x = 9,508.26 × 3,746.34
  4. Step 4: Simplify right side
    6,890.13x = 35,621,174.77
  5. Step 5: Solve for x
    x = 35,621,174.77/6,890.13
  6. Step 6: Final answer
    x = 5,169.88

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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.