Home / 12,717.09-17,549.79-7,052.08

Finding the Fourth Proportional to 12,717.09, 17,549.79 and 7,052.08

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Solution

The fourth proportional to 12,717.09, 17,549.79 and 7,052.08 is: 9,731.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,717.09 : 17,549.79 = 7,052.08 : x
  2. Step 2: Convert to fraction form
    12,717.09/17,549.79 = 7,052.08/x
  3. Step 3: Cross multiply
    12,717.09x = 17,549.79 × 7,052.08
  4. Step 4: Simplify right side
    12,717.09x = 123,762,525.32
  5. Step 5: Solve for x
    x = 123,762,525.32/12,717.09
  6. Step 6: Final answer
    x = 9,731.98

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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.