Home / 11,125.35-16,690.29-3,729.63

Finding the Fourth Proportional to 11,125.35, 16,690.29 and 3,729.63

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Solution

The fourth proportional to 11,125.35, 16,690.29 and 3,729.63 is: 5,595.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,125.35 : 16,690.29 = 3,729.63 : x
  2. Step 2: Convert to fraction form
    11,125.35/16,690.29 = 3,729.63/x
  3. Step 3: Cross multiply
    11,125.35x = 16,690.29 × 3,729.63
  4. Step 4: Simplify right side
    11,125.35x = 62,248,606.29
  5. Step 5: Solve for x
    x = 62,248,606.29/11,125.35
  6. Step 6: Final answer
    x = 5,595.20

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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.