Home / 9,799.09-13,526.88-6,616.69

Finding the Fourth Proportional to 9,799.09, 13,526.88 and 6,616.69

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Solution

The fourth proportional to 9,799.09, 13,526.88 and 6,616.69 is: 9,133.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,799.09 : 13,526.88 = 6,616.69 : x
  2. Step 2: Convert to fraction form
    9,799.09/13,526.88 = 6,616.69/x
  3. Step 3: Cross multiply
    9,799.09x = 13,526.88 × 6,616.69
  4. Step 4: Simplify right side
    9,799.09x = 89,503,150.22
  5. Step 5: Solve for x
    x = 89,503,150.22/9,799.09
  6. Step 6: Final answer
    x = 9,133.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.