Home / 12,603.06-17,392.26-6,937.62

Finding the Fourth Proportional to 12,603.06, 17,392.26 and 6,937.62

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Solution

The fourth proportional to 12,603.06, 17,392.26 and 6,937.62 is: 9,573.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,603.06 : 17,392.26 = 6,937.62 : x
  2. Step 2: Convert to fraction form
    12,603.06/17,392.26 = 6,937.62/x
  3. Step 3: Cross multiply
    12,603.06x = 17,392.26 × 6,937.62
  4. Step 4: Simplify right side
    12,603.06x = 120,660,890.82
  5. Step 5: Solve for x
    x = 120,660,890.82/12,603.06
  6. Step 6: Final answer
    x = 9,573.94

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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.