Home / 8,003.72-11,045.24-4,646.80

Finding the Fourth Proportional to 8,003.72, 11,045.24 and 4,646.80

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Solution

The fourth proportional to 8,003.72, 11,045.24 and 4,646.80 is: 6,412.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,003.72 : 11,045.24 = 4,646.80 : x
  2. Step 2: Convert to fraction form
    8,003.72/11,045.24 = 4,646.80/x
  3. Step 3: Cross multiply
    8,003.72x = 11,045.24 × 4,646.80
  4. Step 4: Simplify right side
    8,003.72x = 51,325,021.23
  5. Step 5: Solve for x
    x = 51,325,021.23/8,003.72
  6. Step 6: Final answer
    x = 6,412.65

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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.