Home / 10,724.36-16,089.84-4,806.23

Finding the Fourth Proportional to 10,724.36, 16,089.84 and 4,806.23

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Solution

The fourth proportional to 10,724.36, 16,089.84 and 4,806.23 is: 7,210.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,724.36 : 16,089.84 = 4,806.23 : x
  2. Step 2: Convert to fraction form
    10,724.36/16,089.84 = 4,806.23/x
  3. Step 3: Cross multiply
    10,724.36x = 16,089.84 × 4,806.23
  4. Step 4: Simplify right side
    10,724.36x = 77,331,391.25
  5. Step 5: Solve for x
    x = 77,331,391.25/10,724.36
  6. Step 6: Final answer
    x = 7,210.82

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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.