Home / 12,017.48-16,584.12-6,712.47

Finding the Fourth Proportional to 12,017.48, 16,584.12 and 6,712.47

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Solution

The fourth proportional to 12,017.48, 16,584.12 and 6,712.47 is: 9,263.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,017.48 : 16,584.12 = 6,712.47 : x
  2. Step 2: Convert to fraction form
    12,017.48/16,584.12 = 6,712.47/x
  3. Step 3: Cross multiply
    12,017.48x = 16,584.12 × 6,712.47
  4. Step 4: Simplify right side
    12,017.48x = 111,320,407.98
  5. Step 5: Solve for x
    x = 111,320,407.98/12,017.48
  6. Step 6: Final answer
    x = 9,263.21

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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.