Home / 3,065.52-4,230.50-1,887.26

Finding the Fourth Proportional to 3,065.52, 4,230.50 and 1,887.26

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Solution

The fourth proportional to 3,065.52, 4,230.50 and 1,887.26 is: 2,604.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,065.52 : 4,230.50 = 1,887.26 : x
  2. Step 2: Convert to fraction form
    3,065.52/4,230.50 = 1,887.26/x
  3. Step 3: Cross multiply
    3,065.52x = 4,230.50 × 1,887.26
  4. Step 4: Simplify right side
    3,065.52x = 7,984,053.43
  5. Step 5: Solve for x
    x = 7,984,053.43/3,065.52
  6. Step 6: Final answer
    x = 2,604.47

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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.