Home / 2,482.32-3,425.76-1,434.36

Finding the Fourth Proportional to 2,482.32, 3,425.76 and 1,434.36

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Solution

The fourth proportional to 2,482.32, 3,425.76 and 1,434.36 is: 1,979.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,482.32 : 3,425.76 = 1,434.36 : x
  2. Step 2: Convert to fraction form
    2,482.32/3,425.76 = 1,434.36/x
  3. Step 3: Cross multiply
    2,482.32x = 3,425.76 × 1,434.36
  4. Step 4: Simplify right side
    2,482.32x = 4,913,773.11
  5. Step 5: Solve for x
    x = 4,913,773.11/2,482.32
  6. Step 6: Final answer
    x = 1,979.51

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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.