Home / 9,727.12-14,589.06-3,485.80

Finding the Fourth Proportional to 9,727.12, 14,589.06 and 3,485.80

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Solution

The fourth proportional to 9,727.12, 14,589.06 and 3,485.80 is: 5,228.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,727.12 : 14,589.06 = 3,485.80 : x
  2. Step 2: Convert to fraction form
    9,727.12/14,589.06 = 3,485.80/x
  3. Step 3: Cross multiply
    9,727.12x = 14,589.06 × 3,485.80
  4. Step 4: Simplify right side
    9,727.12x = 50,854,545.35
  5. Step 5: Solve for x
    x = 50,854,545.35/9,727.12
  6. Step 6: Final answer
    x = 5,228.12

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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.