Home / 4,822.95-6,656.88-2,728.29

Finding the Fourth Proportional to 4,822.95, 6,656.88 and 2,728.29

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Solution

The fourth proportional to 4,822.95, 6,656.88 and 2,728.29 is: 3,765.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,822.95 : 6,656.88 = 2,728.29 : x
  2. Step 2: Convert to fraction form
    4,822.95/6,656.88 = 2,728.29/x
  3. Step 3: Cross multiply
    4,822.95x = 6,656.88 × 2,728.29
  4. Step 4: Simplify right side
    4,822.95x = 18,161,899.14
  5. Step 5: Solve for x
    x = 18,161,899.14/4,822.95
  6. Step 6: Final answer
    x = 3,765.72

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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.