Home / 11,900.90-16,423.28-6,595.81

Finding the Fourth Proportional to 11,900.90, 16,423.28 and 6,595.81

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Solution

The fourth proportional to 11,900.90, 16,423.28 and 6,595.81 is: 9,102.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,900.90 : 16,423.28 = 6,595.81 : x
  2. Step 2: Convert to fraction form
    11,900.90/16,423.28 = 6,595.81/x
  3. Step 3: Cross multiply
    11,900.90x = 16,423.28 × 6,595.81
  4. Step 4: Simplify right side
    11,900.90x = 108,324,834.46
  5. Step 5: Solve for x
    x = 108,324,834.46/11,900.90
  6. Step 6: Final answer
    x = 9,102.24

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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.