Home / 4,901.96-6,767.02-2,805.68

Finding the Fourth Proportional to 4,901.96, 6,767.02 and 2,805.68

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Solution

The fourth proportional to 4,901.96, 6,767.02 and 2,805.68 is: 3,873.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,901.96 : 6,767.02 = 2,805.68 : x
  2. Step 2: Convert to fraction form
    4,901.96/6,767.02 = 2,805.68/x
  3. Step 3: Cross multiply
    4,901.96x = 6,767.02 × 2,805.68
  4. Step 4: Simplify right side
    4,901.96x = 18,986,092.67
  5. Step 5: Solve for x
    x = 18,986,092.67/4,901.96
  6. Step 6: Final answer
    x = 3,873.16

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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.