Home / 9,683.28-13,364.82-5,704.20

Finding the Fourth Proportional to 9,683.28, 13,364.82 and 5,704.20

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Solution

The fourth proportional to 9,683.28, 13,364.82 and 5,704.20 is: 7,872.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,683.28 : 13,364.82 = 5,704.20 : x
  2. Step 2: Convert to fraction form
    9,683.28/13,364.82 = 5,704.20/x
  3. Step 3: Cross multiply
    9,683.28x = 13,364.82 × 5,704.20
  4. Step 4: Simplify right side
    9,683.28x = 76,235,606.24
  5. Step 5: Solve for x
    x = 76,235,606.24/9,683.28
  6. Step 6: Final answer
    x = 7,872.91

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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.