Home / 9,238.60-13,853.36-5,289.26

Finding the Fourth Proportional to 9,238.60, 13,853.36 and 5,289.26

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Solution

The fourth proportional to 9,238.60, 13,853.36 and 5,289.26 is: 7,931.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,238.60 : 13,853.36 = 5,289.26 : x
  2. Step 2: Convert to fraction form
    9,238.60/13,853.36 = 5,289.26/x
  3. Step 3: Cross multiply
    9,238.60x = 13,853.36 × 5,289.26
  4. Step 4: Simplify right side
    9,238.60x = 73,274,022.91
  5. Step 5: Solve for x
    x = 73,274,022.91/9,238.60
  6. Step 6: Final answer
    x = 7,931.29

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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.