Home / 11,085.93-16,628.29-6,702.21

Finding the Fourth Proportional to 11,085.93, 16,628.29 and 6,702.21

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Solution

The fourth proportional to 11,085.93, 16,628.29 and 6,702.21 is: 10,052.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,085.93 : 16,628.29 = 6,702.21 : x
  2. Step 2: Convert to fraction form
    11,085.93/16,628.29 = 6,702.21/x
  3. Step 3: Cross multiply
    11,085.93x = 16,628.29 × 6,702.21
  4. Step 4: Simplify right side
    11,085.93x = 111,446,274.77
  5. Step 5: Solve for x
    x = 111,446,274.77/11,085.93
  6. Step 6: Final answer
    x = 10,052.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.