Home / 12,758.16-17,606.13-7,092.93

Finding the Fourth Proportional to 12,758.16, 17,606.13 and 7,092.93

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Solution

The fourth proportional to 12,758.16, 17,606.13 and 7,092.93 is: 9,788.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,758.16 : 17,606.13 = 7,092.93 : x
  2. Step 2: Convert to fraction form
    12,758.16/17,606.13 = 7,092.93/x
  3. Step 3: Cross multiply
    12,758.16x = 17,606.13 × 7,092.93
  4. Step 4: Simplify right side
    12,758.16x = 124,879,047.66
  5. Step 5: Solve for x
    x = 124,879,047.66/12,758.16
  6. Step 6: Final answer
    x = 9,788.17

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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.