Home / 3,475.85-4,798.23-2,218.59

Finding the Fourth Proportional to 3,475.85, 4,798.23 and 2,218.59

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Solution

The fourth proportional to 3,475.85, 4,798.23 and 2,218.59 is: 3,062.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,475.85 : 4,798.23 = 2,218.59 : x
  2. Step 2: Convert to fraction form
    3,475.85/4,798.23 = 2,218.59/x
  3. Step 3: Cross multiply
    3,475.85x = 4,798.23 × 2,218.59
  4. Step 4: Simplify right side
    3,475.85x = 10,645,305.10
  5. Step 5: Solve for x
    x = 10,645,305.10/3,475.85
  6. Step 6: Final answer
    x = 3,062.65

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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.