Home / 4,742.16-6,544.80-2,646.72

Finding the Fourth Proportional to 4,742.16, 6,544.80 and 2,646.72

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Solution

The fourth proportional to 4,742.16, 6,544.80 and 2,646.72 is: 3,652.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,742.16 : 6,544.80 = 2,646.72 : x
  2. Step 2: Convert to fraction form
    4,742.16/6,544.80 = 2,646.72/x
  3. Step 3: Cross multiply
    4,742.16x = 6,544.80 × 2,646.72
  4. Step 4: Simplify right side
    4,742.16x = 17,322,253.06
  5. Step 5: Solve for x
    x = 17,322,253.06/4,742.16
  6. Step 6: Final answer
    x = 3,652.82

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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.