Home / 4,371.57-6,037.20-2,880.63

Finding the Fourth Proportional to 4,371.57, 6,037.20 and 2,880.63

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Solution

The fourth proportional to 4,371.57, 6,037.20 and 2,880.63 is: 3,978.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,371.57 : 6,037.20 = 2,880.63 : x
  2. Step 2: Convert to fraction form
    4,371.57/6,037.20 = 2,880.63/x
  3. Step 3: Cross multiply
    4,371.57x = 6,037.20 × 2,880.63
  4. Step 4: Simplify right side
    4,371.57x = 17,390,939.44
  5. Step 5: Solve for x
    x = 17,390,939.44/4,371.57
  6. Step 6: Final answer
    x = 3,978.19

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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.