Home / 11,810.24-17,692.62-6,619.76

Finding the Fourth Proportional to 11,810.24, 17,692.62 and 6,619.76

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Solution

The fourth proportional to 11,810.24, 17,692.62 and 6,619.76 is: 9,916.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,810.24 : 17,692.62 = 6,619.76 : x
  2. Step 2: Convert to fraction form
    11,810.24/17,692.62 = 6,619.76/x
  3. Step 3: Cross multiply
    11,810.24x = 17,692.62 × 6,619.76
  4. Step 4: Simplify right side
    11,810.24x = 117,120,898.17
  5. Step 5: Solve for x
    x = 117,120,898.17/11,810.24
  6. Step 6: Final answer
    x = 9,916.89

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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.