Home / 6,109.02-9,162.55-1,726.79

Finding the Fourth Proportional to 6,109.02, 9,162.55 and 1,726.79

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Solution

The fourth proportional to 6,109.02, 9,162.55 and 1,726.79 is: 2,589.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,109.02 : 9,162.55 = 1,726.79 : x
  2. Step 2: Convert to fraction form
    6,109.02/9,162.55 = 1,726.79/x
  3. Step 3: Cross multiply
    6,109.02x = 9,162.55 × 1,726.79
  4. Step 4: Simplify right side
    6,109.02x = 15,821,756.06
  5. Step 5: Solve for x
    x = 15,821,756.06/6,109.02
  6. Step 6: Final answer
    x = 2,589.90

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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.