Home / 7,683.90-11,528.55-3,301.62

Finding the Fourth Proportional to 7,683.90, 11,528.55 and 3,301.62

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Solution

The fourth proportional to 7,683.90, 11,528.55 and 3,301.62 is: 4,953.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,683.90 : 11,528.55 = 3,301.62 : x
  2. Step 2: Convert to fraction form
    7,683.90/11,528.55 = 3,301.62/x
  3. Step 3: Cross multiply
    7,683.90x = 11,528.55 × 3,301.62
  4. Step 4: Simplify right side
    7,683.90x = 38,062,891.25
  5. Step 5: Solve for x
    x = 38,062,891.25/7,683.90
  6. Step 6: Final answer
    x = 4,953.59

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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.