Home / 2,473.20-3,412.63-1,425.06

Finding the Fourth Proportional to 2,473.20, 3,412.63 and 1,425.06

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Solution

The fourth proportional to 2,473.20, 3,412.63 and 1,425.06 is: 1,966.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,473.20 : 3,412.63 = 1,425.06 : x
  2. Step 2: Convert to fraction form
    2,473.20/3,412.63 = 1,425.06/x
  3. Step 3: Cross multiply
    2,473.20x = 3,412.63 × 1,425.06
  4. Step 4: Simplify right side
    2,473.20x = 4,863,202.51
  5. Step 5: Solve for x
    x = 4,863,202.51/2,473.20
  6. Step 6: Final answer
    x = 1,966.36

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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.