Home / 11,666.01-16,107.02-8,972.46

Finding the Fourth Proportional to 11,666.01, 16,107.02 and 8,972.46

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Solution

The fourth proportional to 11,666.01, 16,107.02 and 8,972.46 is: 12,388.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,666.01 : 16,107.02 = 8,972.46 : x
  2. Step 2: Convert to fraction form
    11,666.01/16,107.02 = 8,972.46/x
  3. Step 3: Cross multiply
    11,666.01x = 16,107.02 × 8,972.46
  4. Step 4: Simplify right side
    11,666.01x = 144,519,592.67
  5. Step 5: Solve for x
    x = 144,519,592.67/11,666.01
  6. Step 6: Final answer
    x = 12,388.09

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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.