Home / 4,281.98-5,909.12-2,418.98

Finding the Fourth Proportional to 4,281.98, 5,909.12 and 2,418.98

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Solution

The fourth proportional to 4,281.98, 5,909.12 and 2,418.98 is: 3,338.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,281.98 : 5,909.12 = 2,418.98 : x
  2. Step 2: Convert to fraction form
    4,281.98/5,909.12 = 2,418.98/x
  3. Step 3: Cross multiply
    4,281.98x = 5,909.12 × 2,418.98
  4. Step 4: Simplify right side
    4,281.98x = 14,294,043.10
  5. Step 5: Solve for x
    x = 14,294,043.10/4,281.98
  6. Step 6: Final answer
    x = 3,338.19

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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.