Home / 12,037.10-16,610.85-6,659.76

Finding the Fourth Proportional to 12,037.10, 16,610.85 and 6,659.76

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Solution

The fourth proportional to 12,037.10, 16,610.85 and 6,659.76 is: 9,190.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,037.10 : 16,610.85 = 6,659.76 : x
  2. Step 2: Convert to fraction form
    12,037.10/16,610.85 = 6,659.76/x
  3. Step 3: Cross multiply
    12,037.10x = 16,610.85 × 6,659.76
  4. Step 4: Simplify right side
    12,037.10x = 110,624,274.40
  5. Step 5: Solve for x
    x = 110,624,274.40/12,037.10
  6. Step 6: Final answer
    x = 9,190.28

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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.