Home / 4,252.60-6,370.80-2,519.20

Finding the Fourth Proportional to 4,252.60, 6,370.80 and 2,519.20

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Solution

The fourth proportional to 4,252.60, 6,370.80 and 2,519.20 is: 3,774.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,252.60 : 6,370.80 = 2,519.20 : x
  2. Step 2: Convert to fraction form
    4,252.60/6,370.80 = 2,519.20/x
  3. Step 3: Cross multiply
    4,252.60x = 6,370.80 × 2,519.20
  4. Step 4: Simplify right side
    4,252.60x = 16,049,319.36
  5. Step 5: Solve for x
    x = 16,049,319.36/4,252.60
  6. Step 6: Final answer
    x = 3,774.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.