Home / 7,683.95-11,516.80-3,292.13

Finding the Fourth Proportional to 7,683.95, 11,516.80 and 3,292.13

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Solution

The fourth proportional to 7,683.95, 11,516.80 and 3,292.13 is: 4,934.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,683.95 : 11,516.80 = 3,292.13 : x
  2. Step 2: Convert to fraction form
    7,683.95/11,516.80 = 3,292.13/x
  3. Step 3: Cross multiply
    7,683.95x = 11,516.80 × 3,292.13
  4. Step 4: Simplify right side
    7,683.95x = 37,914,802.78
  5. Step 5: Solve for x
    x = 37,914,802.78/7,683.95
  6. Step 6: Final answer
    x = 4,934.29

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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.