Home / 4,260.77-5,877.51-3,984.11

Finding the Fourth Proportional to 4,260.77, 5,877.51 and 3,984.11

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Solution

The fourth proportional to 4,260.77, 5,877.51 and 3,984.11 is: 5,495.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,260.77 : 5,877.51 = 3,984.11 : x
  2. Step 2: Convert to fraction form
    4,260.77/5,877.51 = 3,984.11/x
  3. Step 3: Cross multiply
    4,260.77x = 5,877.51 × 3,984.11
  4. Step 4: Simplify right side
    4,260.77x = 23,416,646.37
  5. Step 5: Solve for x
    x = 23,416,646.37/4,260.77
  6. Step 6: Final answer
    x = 5,495.87

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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.