Home / 4,742.70-6,544.90-2,646.82

Finding the Fourth Proportional to 4,742.70, 6,544.90 and 2,646.82

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Solution

The fourth proportional to 4,742.70, 6,544.90 and 2,646.82 is: 3,652.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,742.70 : 6,544.90 = 2,646.82 : x
  2. Step 2: Convert to fraction form
    4,742.70/6,544.90 = 2,646.82/x
  3. Step 3: Cross multiply
    4,742.70x = 6,544.90 × 2,646.82
  4. Step 4: Simplify right side
    4,742.70x = 17,323,172.22
  5. Step 5: Solve for x
    x = 17,323,172.22/4,742.70
  6. Step 6: Final answer
    x = 3,652.60

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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.