Home / 2,482.23-3,425.87-1,434.90

Finding the Fourth Proportional to 2,482.23, 3,425.87 and 1,434.90

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Solution

The fourth proportional to 2,482.23, 3,425.87 and 1,434.90 is: 1,980.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,482.23 : 3,425.87 = 1,434.90 : x
  2. Step 2: Convert to fraction form
    2,482.23/3,425.87 = 1,434.90/x
  3. Step 3: Cross multiply
    2,482.23x = 3,425.87 × 1,434.90
  4. Step 4: Simplify right side
    2,482.23x = 4,915,784.45
  5. Step 5: Solve for x
    x = 4,915,784.45/2,482.23
  6. Step 6: Final answer
    x = 1,980.39

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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.