Home / 2,484.18-3,725.64-729.12

Finding the Fourth Proportional to 2,484.18, 3,725.64 and 729.12

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Solution

The fourth proportional to 2,484.18, 3,725.64 and 729.12 is: 1,093.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,484.18 : 3,725.64 = 729.12 : x
  2. Step 2: Convert to fraction form
    2,484.18/3,725.64 = 729.12/x
  3. Step 3: Cross multiply
    2,484.18x = 3,725.64 × 729.12
  4. Step 4: Simplify right side
    2,484.18x = 2,716,438.64
  5. Step 5: Solve for x
    x = 2,716,438.64/2,484.18
  6. Step 6: Final answer
    x = 1,093.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.