Home / 4,184.90-5,775.34-2,505.99

Finding the Fourth Proportional to 4,184.90, 5,775.34 and 2,505.99

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Solution

The fourth proportional to 4,184.90, 5,775.34 and 2,505.99 is: 3,458.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,184.90 : 5,775.34 = 2,505.99 : x
  2. Step 2: Convert to fraction form
    4,184.90/5,775.34 = 2,505.99/x
  3. Step 3: Cross multiply
    4,184.90x = 5,775.34 × 2,505.99
  4. Step 4: Simplify right side
    4,184.90x = 14,472,936.11
  5. Step 5: Solve for x
    x = 14,472,936.11/4,184.90
  6. Step 6: Final answer
    x = 3,458.37

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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.