Home / 11,929.95-16,463.70-6,625.26

Finding the Fourth Proportional to 11,929.95, 16,463.70 and 6,625.26

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Solution

The fourth proportional to 11,929.95, 16,463.70 and 6,625.26 is: 9,143.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,929.95 : 16,463.70 = 6,625.26 : x
  2. Step 2: Convert to fraction form
    11,929.95/16,463.70 = 6,625.26/x
  3. Step 3: Cross multiply
    11,929.95x = 16,463.70 × 6,625.26
  4. Step 4: Simplify right side
    11,929.95x = 109,076,293.06
  5. Step 5: Solve for x
    x = 109,076,293.06/11,929.95
  6. Step 6: Final answer
    x = 9,143.06

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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.