Home / 9,825.36-14,728.77-4,890.33

Finding the Fourth Proportional to 9,825.36, 14,728.77 and 4,890.33

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Solution

The fourth proportional to 9,825.36, 14,728.77 and 4,890.33 is: 7,330.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,825.36 : 14,728.77 = 4,890.33 : x
  2. Step 2: Convert to fraction form
    9,825.36/14,728.77 = 4,890.33/x
  3. Step 3: Cross multiply
    9,825.36x = 14,728.77 × 4,890.33
  4. Step 4: Simplify right side
    9,825.36x = 72,028,545.79
  5. Step 5: Solve for x
    x = 72,028,545.79/9,825.36
  6. Step 6: Final answer
    x = 7,330.88

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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.