Home / 9,487.14-13,092.30-5,238.12

Finding the Fourth Proportional to 9,487.14, 13,092.30 and 5,238.12

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Solution

The fourth proportional to 9,487.14, 13,092.30 and 5,238.12 is: 7,228.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,487.14 : 13,092.30 = 5,238.12 : x
  2. Step 2: Convert to fraction form
    9,487.14/13,092.30 = 5,238.12/x
  3. Step 3: Cross multiply
    9,487.14x = 13,092.30 × 5,238.12
  4. Step 4: Simplify right side
    9,487.14x = 68,579,038.48
  5. Step 5: Solve for x
    x = 68,579,038.48/9,487.14
  6. Step 6: Final answer
    x = 7,228.63

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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.