Home / 11,931.99-16,466.00-6,626.76

Finding the Fourth Proportional to 11,931.99, 16,466.00 and 6,626.76

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Solution

The fourth proportional to 11,931.99, 16,466.00 and 6,626.76 is: 9,144.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,931.99 : 16,466.00 = 6,626.76 : x
  2. Step 2: Convert to fraction form
    11,931.99/16,466.00 = 6,626.76/x
  3. Step 3: Cross multiply
    11,931.99x = 16,466.00 × 6,626.76
  4. Step 4: Simplify right side
    11,931.99x = 109,116,197.03
  5. Step 5: Solve for x
    x = 109,116,197.03/11,931.99
  6. Step 6: Final answer
    x = 9,144.84

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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.