Home / 1,872.24-2,583.18-1,282.92

Finding the Fourth Proportional to 1,872.24, 2,583.18 and 1,282.92

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Solution

The fourth proportional to 1,872.24, 2,583.18 and 1,282.92 is: 1,770.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,872.24 : 2,583.18 = 1,282.92 : x
  2. Step 2: Convert to fraction form
    1,872.24/2,583.18 = 1,282.92/x
  3. Step 3: Cross multiply
    1,872.24x = 2,583.18 × 1,282.92
  4. Step 4: Simplify right side
    1,872.24x = 3,314,013.29
  5. Step 5: Solve for x
    x = 3,314,013.29/1,872.24
  6. Step 6: Final answer
    x = 1,770.08

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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.