Home / 6,109.34-9,164.35-1,726.68

Finding the Fourth Proportional to 6,109.34, 9,164.35 and 1,726.68

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Solution

The fourth proportional to 6,109.34, 9,164.35 and 1,726.68 is: 2,590.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,109.34 : 9,164.35 = 1,726.68 : x
  2. Step 2: Convert to fraction form
    6,109.34/9,164.35 = 1,726.68/x
  3. Step 3: Cross multiply
    6,109.34x = 9,164.35 × 1,726.68
  4. Step 4: Simplify right side
    6,109.34x = 15,823,899.86
  5. Step 5: Solve for x
    x = 15,823,899.86/6,109.34
  6. Step 6: Final answer
    x = 2,590.12

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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.