Home / 8,872.07-12,243.21-4,892.91

Finding the Fourth Proportional to 8,872.07, 12,243.21 and 4,892.91

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Solution

The fourth proportional to 8,872.07, 12,243.21 and 4,892.91 is: 6,752.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,872.07 : 12,243.21 = 4,892.91 : x
  2. Step 2: Convert to fraction form
    8,872.07/12,243.21 = 4,892.91/x
  3. Step 3: Cross multiply
    8,872.07x = 12,243.21 × 4,892.91
  4. Step 4: Simplify right side
    8,872.07x = 59,904,924.64
  5. Step 5: Solve for x
    x = 59,904,924.64/8,872.07
  6. Step 6: Final answer
    x = 6,752.08

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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.