Home / 2,346.68-3,516.12-1,422.47

Finding the Fourth Proportional to 2,346.68, 3,516.12 and 1,422.47

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Solution

The fourth proportional to 2,346.68, 3,516.12 and 1,422.47 is: 2,131.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,346.68 : 3,516.12 = 1,422.47 : x
  2. Step 2: Convert to fraction form
    2,346.68/3,516.12 = 1,422.47/x
  3. Step 3: Cross multiply
    2,346.68x = 3,516.12 × 1,422.47
  4. Step 4: Simplify right side
    2,346.68x = 5,001,557.64
  5. Step 5: Solve for x
    x = 5,001,557.64/2,346.68
  6. Step 6: Final answer
    x = 2,131.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.