Home / 11,900.29-16,421.94-6,595.21

Finding the Fourth Proportional to 11,900.29, 16,421.94 and 6,595.21

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Solution

The fourth proportional to 11,900.29, 16,421.94 and 6,595.21 is: 9,101.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,900.29 : 16,421.94 = 6,595.21 : x
  2. Step 2: Convert to fraction form
    11,900.29/16,421.94 = 6,595.21/x
  3. Step 3: Cross multiply
    11,900.29x = 16,421.94 × 6,595.21
  4. Step 4: Simplify right side
    11,900.29x = 108,306,142.91
  5. Step 5: Solve for x
    x = 108,306,142.91/11,900.29
  6. Step 6: Final answer
    x = 9,101.13

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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.