Home / 4,260.74-5,877.90-2,491.56

Finding the Fourth Proportional to 4,260.74, 5,877.90 and 2,491.56

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Solution

The fourth proportional to 4,260.74, 5,877.90 and 2,491.56 is: 3,437.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,260.74 : 5,877.90 = 2,491.56 : x
  2. Step 2: Convert to fraction form
    4,260.74/5,877.90 = 2,491.56/x
  3. Step 3: Cross multiply
    4,260.74x = 5,877.90 × 2,491.56
  4. Step 4: Simplify right side
    4,260.74x = 14,645,140.52
  5. Step 5: Solve for x
    x = 14,645,140.52/4,260.74
  6. Step 6: Final answer
    x = 3,437.23

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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.