Home / 11,290.23-16,934.40-3,499.11

Finding the Fourth Proportional to 11,290.23, 16,934.40 and 3,499.11

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Solution

The fourth proportional to 11,290.23, 16,934.40 and 3,499.11 is: 5,248.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,290.23 : 16,934.40 = 3,499.11 : x
  2. Step 2: Convert to fraction form
    11,290.23/16,934.40 = 3,499.11/x
  3. Step 3: Cross multiply
    11,290.23x = 16,934.40 × 3,499.11
  4. Step 4: Simplify right side
    11,290.23x = 59,255,328.38
  5. Step 5: Solve for x
    x = 59,255,328.38/11,290.23
  6. Step 6: Final answer
    x = 5,248.37

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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.