Home / 6,256.14-9,381.90-1,872.12

Finding the Fourth Proportional to 6,256.14, 9,381.90 and 1,872.12

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Solution

The fourth proportional to 6,256.14, 9,381.90 and 1,872.12 is: 2,807.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,256.14 : 9,381.90 = 1,872.12 : x
  2. Step 2: Convert to fraction form
    6,256.14/9,381.90 = 1,872.12/x
  3. Step 3: Cross multiply
    6,256.14x = 9,381.90 × 1,872.12
  4. Step 4: Simplify right side
    6,256.14x = 17,564,042.63
  5. Step 5: Solve for x
    x = 17,564,042.63/6,256.14
  6. Step 6: Final answer
    x = 2,807.49

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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.