Home / 11,205.02-16,784.88-5,650.64

Finding the Fourth Proportional to 11,205.02, 16,784.88 and 5,650.64

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Solution

The fourth proportional to 11,205.02, 16,784.88 and 5,650.64 is: 8,464.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,205.02 : 16,784.88 = 5,650.64 : x
  2. Step 2: Convert to fraction form
    11,205.02/16,784.88 = 5,650.64/x
  3. Step 3: Cross multiply
    11,205.02x = 16,784.88 × 5,650.64
  4. Step 4: Simplify right side
    11,205.02x = 94,845,314.32
  5. Step 5: Solve for x
    x = 94,845,314.32/11,205.02
  6. Step 6: Final answer
    x = 8,464.54

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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.