Home / 5,238.48-7,235.40-4,548.48

Finding the Fourth Proportional to 5,238.48, 7,235.40 and 4,548.48

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Solution

The fourth proportional to 5,238.48, 7,235.40 and 4,548.48 is: 6,282.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,238.48 : 7,235.40 = 4,548.48 : x
  2. Step 2: Convert to fraction form
    5,238.48/7,235.40 = 4,548.48/x
  3. Step 3: Cross multiply
    5,238.48x = 7,235.40 × 4,548.48
  4. Step 4: Simplify right side
    5,238.48x = 32,910,072.19
  5. Step 5: Solve for x
    x = 32,910,072.19/5,238.48
  6. Step 6: Final answer
    x = 6,282.37

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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.