Home / 3,444.12-4,752.89-1,872.21

Finding the Fourth Proportional to 3,444.12, 4,752.89 and 1,872.21

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Solution

The fourth proportional to 3,444.12, 4,752.89 and 1,872.21 is: 2,583.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,444.12 : 4,752.89 = 1,872.21 : x
  2. Step 2: Convert to fraction form
    3,444.12/4,752.89 = 1,872.21/x
  3. Step 3: Cross multiply
    3,444.12x = 4,752.89 × 1,872.21
  4. Step 4: Simplify right side
    3,444.12x = 8,898,420.83
  5. Step 5: Solve for x
    x = 8,898,420.83/3,444.12
  6. Step 6: Final answer
    x = 2,583.66

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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.