Home / 4,670.09-6,443.93-2,781.44

Finding the Fourth Proportional to 4,670.09, 6,443.93 and 2,781.44

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Solution

The fourth proportional to 4,670.09, 6,443.93 and 2,781.44 is: 3,837.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,670.09 : 6,443.93 = 2,781.44 : x
  2. Step 2: Convert to fraction form
    4,670.09/6,443.93 = 2,781.44/x
  3. Step 3: Cross multiply
    4,670.09x = 6,443.93 × 2,781.44
  4. Step 4: Simplify right side
    4,670.09x = 17,923,390.75
  5. Step 5: Solve for x
    x = 17,923,390.75/4,670.09
  6. Step 6: Final answer
    x = 3,837.91

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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.