Home / 4,742.28-6,544.38-2,646.52

Finding the Fourth Proportional to 4,742.28, 6,544.38 and 2,646.52

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Solution

The fourth proportional to 4,742.28, 6,544.38 and 2,646.52 is: 3,652.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,742.28 : 6,544.38 = 2,646.52 : x
  2. Step 2: Convert to fraction form
    4,742.28/6,544.38 = 2,646.52/x
  3. Step 3: Cross multiply
    4,742.28x = 6,544.38 × 2,646.52
  4. Step 4: Simplify right side
    4,742.28x = 17,319,832.56
  5. Step 5: Solve for x
    x = 17,319,832.56/4,742.28
  6. Step 6: Final answer
    x = 3,652.22

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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.