Home / 9,042.14-12,482.62-6,900.09

Finding the Fourth Proportional to 9,042.14, 12,482.62 and 6,900.09

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Solution

The fourth proportional to 9,042.14, 12,482.62 and 6,900.09 is: 9,525.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,042.14 : 12,482.62 = 6,900.09 : x
  2. Step 2: Convert to fraction form
    9,042.14/12,482.62 = 6,900.09/x
  3. Step 3: Cross multiply
    9,042.14x = 12,482.62 × 6,900.09
  4. Step 4: Simplify right side
    9,042.14x = 86,131,184.19
  5. Step 5: Solve for x
    x = 86,131,184.19/9,042.14
  6. Step 6: Final answer
    x = 9,525.54

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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.