Home / 4,876.74-7,315.87-1,589.07

Finding the Fourth Proportional to 4,876.74, 7,315.87 and 1,589.07

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Solution

The fourth proportional to 4,876.74, 7,315.87 and 1,589.07 is: 2,383.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,876.74 : 7,315.87 = 1,589.07 : x
  2. Step 2: Convert to fraction form
    4,876.74/7,315.87 = 1,589.07/x
  3. Step 3: Cross multiply
    4,876.74x = 7,315.87 × 1,589.07
  4. Step 4: Simplify right side
    4,876.74x = 11,625,414.83
  5. Step 5: Solve for x
    x = 11,625,414.83/4,876.74
  6. Step 6: Final answer
    x = 2,383.85

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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.