Home / 10,999.17-16,497.45-3,102.30

Finding the Fourth Proportional to 10,999.17, 16,497.45 and 3,102.30

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Solution

The fourth proportional to 10,999.17, 16,497.45 and 3,102.30 is: 4,653.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,999.17 : 16,497.45 = 3,102.30 : x
  2. Step 2: Convert to fraction form
    10,999.17/16,497.45 = 3,102.30/x
  3. Step 3: Cross multiply
    10,999.17x = 16,497.45 × 3,102.30
  4. Step 4: Simplify right side
    10,999.17x = 51,180,039.14
  5. Step 5: Solve for x
    x = 51,180,039.14/10,999.17
  6. Step 6: Final answer
    x = 4,653.08

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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.