Home / 2,359.20-3,518.64-2,276.64

Finding the Fourth Proportional to 2,359.20, 3,518.64 and 2,276.64

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Solution

The fourth proportional to 2,359.20, 3,518.64 and 2,276.64 is: 3,395.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,359.20 : 3,518.64 = 2,276.64 : x
  2. Step 2: Convert to fraction form
    2,359.20/3,518.64 = 2,276.64/x
  3. Step 3: Cross multiply
    2,359.20x = 3,518.64 × 2,276.64
  4. Step 4: Simplify right side
    2,359.20x = 8,010,676.57
  5. Step 5: Solve for x
    x = 8,010,676.57/2,359.20
  6. Step 6: Final answer
    x = 3,395.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.