Home / 4,719.88-6,510-3,226.24

Finding the Fourth Proportional to 4,719.88, 6,510 and 3,226.24

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Solution

The fourth proportional to 4,719.88, 6,510 and 3,226.24 is: 4,449.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,719.88 : 6,510 = 3,226.24 : x
  2. Step 2: Convert to fraction form
    4,719.88/6,510 = 3,226.24/x
  3. Step 3: Cross multiply
    4,719.88x = 6,510 × 3,226.24
  4. Step 4: Simplify right side
    4,719.88x = 21,002,822.40
  5. Step 5: Solve for x
    x = 21,002,822.40/4,719.88
  6. Step 6: Final answer
    x = 4,449.86

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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.