Home / 11,005.02-16,507.56-2,685.06

Finding the Fourth Proportional to 11,005.02, 16,507.56 and 2,685.06

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Solution

The fourth proportional to 11,005.02, 16,507.56 and 2,685.06 is: 4,027.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,005.02 : 16,507.56 = 2,685.06 : x
  2. Step 2: Convert to fraction form
    11,005.02/16,507.56 = 2,685.06/x
  3. Step 3: Cross multiply
    11,005.02x = 16,507.56 × 2,685.06
  4. Step 4: Simplify right side
    11,005.02x = 44,323,789.05
  5. Step 5: Solve for x
    x = 44,323,789.05/11,005.02
  6. Step 6: Final answer
    x = 4,027.60

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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.