Home / 4,742.63-6,544.72-2,618.07

Finding the Fourth Proportional to 4,742.63, 6,544.72 and 2,618.07

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Solution

The fourth proportional to 4,742.63, 6,544.72 and 2,618.07 is: 3,612.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,742.63 : 6,544.72 = 2,618.07 : x
  2. Step 2: Convert to fraction form
    4,742.63/6,544.72 = 2,618.07/x
  3. Step 3: Cross multiply
    4,742.63x = 6,544.72 × 2,618.07
  4. Step 4: Simplify right side
    4,742.63x = 17,134,535.09
  5. Step 5: Solve for x
    x = 17,134,535.09/4,742.63
  6. Step 6: Final answer
    x = 3,612.88

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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.