Home / 11,683.96-17,528.23-4,288.47

Finding the Fourth Proportional to 11,683.96, 17,528.23 and 4,288.47

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Solution

The fourth proportional to 11,683.96, 17,528.23 and 4,288.47 is: 6,433.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,683.96 : 17,528.23 = 4,288.47 : x
  2. Step 2: Convert to fraction form
    11,683.96/17,528.23 = 4,288.47/x
  3. Step 3: Cross multiply
    11,683.96x = 17,528.23 × 4,288.47
  4. Step 4: Simplify right side
    11,683.96x = 75,169,288.51
  5. Step 5: Solve for x
    x = 75,169,288.51/11,683.96
  6. Step 6: Final answer
    x = 6,433.55

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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.