Home / 9,068.36-13,589.77-7,211.23

Finding the Fourth Proportional to 9,068.36, 13,589.77 and 7,211.23

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Solution

The fourth proportional to 9,068.36, 13,589.77 and 7,211.23 is: 10,806.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,068.36 : 13,589.77 = 7,211.23 : x
  2. Step 2: Convert to fraction form
    9,068.36/13,589.77 = 7,211.23/x
  3. Step 3: Cross multiply
    9,068.36x = 13,589.77 × 7,211.23
  4. Step 4: Simplify right side
    9,068.36x = 97,998,957.12
  5. Step 5: Solve for x
    x = 97,998,957.12/9,068.36
  6. Step 6: Final answer
    x = 10,806.69

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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.