Home / 3,518.84-4,857.45-2,339.48

Finding the Fourth Proportional to 3,518.84, 4,857.45 and 2,339.48

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Solution

The fourth proportional to 3,518.84, 4,857.45 and 2,339.48 is: 3,229.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,518.84 : 4,857.45 = 2,339.48 : x
  2. Step 2: Convert to fraction form
    3,518.84/4,857.45 = 2,339.48/x
  3. Step 3: Cross multiply
    3,518.84x = 4,857.45 × 2,339.48
  4. Step 4: Simplify right side
    3,518.84x = 11,363,907.13
  5. Step 5: Solve for x
    x = 11,363,907.13/3,518.84
  6. Step 6: Final answer
    x = 3,229.45

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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.