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Finding the Fourth Proportional to 12,360.98, 17,058.22 and 6,695.80

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Solution

The fourth proportional to 12,360.98, 17,058.22 and 6,695.80 is: 9,240.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,360.98 : 17,058.22 = 6,695.80 : x
  2. Step 2: Convert to fraction form
    12,360.98/17,058.22 = 6,695.80/x
  3. Step 3: Cross multiply
    12,360.98x = 17,058.22 × 6,695.80
  4. Step 4: Simplify right side
    12,360.98x = 114,218,429.48
  5. Step 5: Solve for x
    x = 114,218,429.48/12,360.98
  6. Step 6: Final answer
    x = 9,240.24

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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.