Home / 4,935.12-6,810.66-2,945.22

Finding the Fourth Proportional to 4,935.12, 6,810.66 and 2,945.22

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Solution

The fourth proportional to 4,935.12, 6,810.66 and 2,945.22 is: 4,064.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,935.12 : 6,810.66 = 2,945.22 : x
  2. Step 2: Convert to fraction form
    4,935.12/6,810.66 = 2,945.22/x
  3. Step 3: Cross multiply
    4,935.12x = 6,810.66 × 2,945.22
  4. Step 4: Simplify right side
    4,935.12x = 20,058,892.05
  5. Step 5: Solve for x
    x = 20,058,892.05/4,935.12
  6. Step 6: Final answer
    x = 4,064.52

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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.