Home / 4,694.64-6,478.68-2,598.78

Finding the Fourth Proportional to 4,694.64, 6,478.68 and 2,598.78

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Solution

The fourth proportional to 4,694.64, 6,478.68 and 2,598.78 is: 3,586.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,694.64 : 6,478.68 = 2,598.78 : x
  2. Step 2: Convert to fraction form
    4,694.64/6,478.68 = 2,598.78/x
  3. Step 3: Cross multiply
    4,694.64x = 6,478.68 × 2,598.78
  4. Step 4: Simplify right side
    4,694.64x = 16,836,664.01
  5. Step 5: Solve for x
    x = 16,836,664.01/4,694.64
  6. Step 6: Final answer
    x = 3,586.36

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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.