Home / 9,695.29-14,545.21-3,121.23

Finding the Fourth Proportional to 9,695.29, 14,545.21 and 3,121.23

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Solution

The fourth proportional to 9,695.29, 14,545.21 and 3,121.23 is: 4,682.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,695.29 : 14,545.21 = 3,121.23 : x
  2. Step 2: Convert to fraction form
    9,695.29/14,545.21 = 3,121.23/x
  3. Step 3: Cross multiply
    9,695.29x = 14,545.21 × 3,121.23
  4. Step 4: Simplify right side
    9,695.29x = 45,398,917.25
  5. Step 5: Solve for x
    x = 45,398,917.25/9,695.29
  6. Step 6: Final answer
    x = 4,682.57

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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.