Home / 4,182.88-6,274.40-1,585.92

Finding the Fourth Proportional to 4,182.88, 6,274.40 and 1,585.92

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Solution

The fourth proportional to 4,182.88, 6,274.40 and 1,585.92 is: 2,378.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,182.88 : 6,274.40 = 1,585.92 : x
  2. Step 2: Convert to fraction form
    4,182.88/6,274.40 = 1,585.92/x
  3. Step 3: Cross multiply
    4,182.88x = 6,274.40 × 1,585.92
  4. Step 4: Simplify right side
    4,182.88x = 9,950,696.45
  5. Step 5: Solve for x
    x = 9,950,696.45/4,182.88
  6. Step 6: Final answer
    x = 2,378.91

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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.