Home / 11,187.40-16,768.62-4,605.64

Finding the Fourth Proportional to 11,187.40, 16,768.62 and 4,605.64

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Solution

The fourth proportional to 11,187.40, 16,768.62 and 4,605.64 is: 6,903.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,187.40 : 16,768.62 = 4,605.64 : x
  2. Step 2: Convert to fraction form
    11,187.40/16,768.62 = 4,605.64/x
  3. Step 3: Cross multiply
    11,187.40x = 16,768.62 × 4,605.64
  4. Step 4: Simplify right side
    11,187.40x = 77,230,227.02
  5. Step 5: Solve for x
    x = 77,230,227.02/11,187.40
  6. Step 6: Final answer
    x = 6,903.32

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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.