Home / 12,594.48-18,890.16-5,197.98

Finding the Fourth Proportional to 12,594.48, 18,890.16 and 5,197.98

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Solution

The fourth proportional to 12,594.48, 18,890.16 and 5,197.98 is: 7,796.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,594.48 : 18,890.16 = 5,197.98 : x
  2. Step 2: Convert to fraction form
    12,594.48/18,890.16 = 5,197.98/x
  3. Step 3: Cross multiply
    12,594.48x = 18,890.16 × 5,197.98
  4. Step 4: Simplify right side
    12,594.48x = 98,190,673.88
  5. Step 5: Solve for x
    x = 98,190,673.88/12,594.48
  6. Step 6: Final answer
    x = 7,796.33

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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.