Home / 9,666.12-13,338.42-6,526.56

Finding the Fourth Proportional to 9,666.12, 13,338.42 and 6,526.56

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Solution

The fourth proportional to 9,666.12, 13,338.42 and 6,526.56 is: 9,006.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,666.12 : 13,338.42 = 6,526.56 : x
  2. Step 2: Convert to fraction form
    9,666.12/13,338.42 = 6,526.56/x
  3. Step 3: Cross multiply
    9,666.12x = 13,338.42 × 6,526.56
  4. Step 4: Simplify right side
    9,666.12x = 87,053,998.44
  5. Step 5: Solve for x
    x = 87,053,998.44/9,666.12
  6. Step 6: Final answer
    x = 9,006.10

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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.