Home / 6,805.02-10,207.91-2,125.68

Finding the Fourth Proportional to 6,805.02, 10,207.91 and 2,125.68

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Solution

The fourth proportional to 6,805.02, 10,207.91 and 2,125.68 is: 3,188.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,805.02 : 10,207.91 = 2,125.68 : x
  2. Step 2: Convert to fraction form
    6,805.02/10,207.91 = 2,125.68/x
  3. Step 3: Cross multiply
    6,805.02x = 10,207.91 × 2,125.68
  4. Step 4: Simplify right side
    6,805.02x = 21,698,699.09
  5. Step 5: Solve for x
    x = 21,698,699.09/6,805.02
  6. Step 6: Final answer
    x = 3,188.63

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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.