Home / 12,601.03-17,388.79-6,935.63

Finding the Fourth Proportional to 12,601.03, 17,388.79 and 6,935.63

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Solution

The fourth proportional to 12,601.03, 17,388.79 and 6,935.63 is: 9,570.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,601.03 : 17,388.79 = 6,935.63 : x
  2. Step 2: Convert to fraction form
    12,601.03/17,388.79 = 6,935.63/x
  3. Step 3: Cross multiply
    12,601.03x = 17,388.79 × 6,935.63
  4. Step 4: Simplify right side
    12,601.03x = 120,602,207.12
  5. Step 5: Solve for x
    x = 120,602,207.12/12,601.03
  6. Step 6: Final answer
    x = 9,570.82

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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.