Home / 7,117.65-10,669.04-2,436.09

Finding the Fourth Proportional to 7,117.65, 10,669.04 and 2,436.09

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Solution

The fourth proportional to 7,117.65, 10,669.04 and 2,436.09 is: 3,651.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,117.65 : 10,669.04 = 2,436.09 : x
  2. Step 2: Convert to fraction form
    7,117.65/10,669.04 = 2,436.09/x
  3. Step 3: Cross multiply
    7,117.65x = 10,669.04 × 2,436.09
  4. Step 4: Simplify right side
    7,117.65x = 25,990,729.47
  5. Step 5: Solve for x
    x = 25,990,729.47/7,117.65
  6. Step 6: Final answer
    x = 3,651.59

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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.