Home / 12,646.00-17,452.44-6,981.84

Finding the Fourth Proportional to 12,646.00, 17,452.44 and 6,981.84

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Solution

The fourth proportional to 12,646.00, 17,452.44 and 6,981.84 is: 9,635.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,646.00 : 17,452.44 = 6,981.84 : x
  2. Step 2: Convert to fraction form
    12,646.00/17,452.44 = 6,981.84/x
  3. Step 3: Cross multiply
    12,646.00x = 17,452.44 × 6,981.84
  4. Step 4: Simplify right side
    12,646.00x = 121,850,143.69
  5. Step 5: Solve for x
    x = 121,850,143.69/12,646.00
  6. Step 6: Final answer
    x = 9,635.47

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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.