Home / 2,346.12-3,232.12-1,636.66

Finding the Fourth Proportional to 2,346.12, 3,232.12 and 1,636.66

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Solution

The fourth proportional to 2,346.12, 3,232.12 and 1,636.66 is: 2,254.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,346.12 : 3,232.12 = 1,636.66 : x
  2. Step 2: Convert to fraction form
    2,346.12/3,232.12 = 1,636.66/x
  3. Step 3: Cross multiply
    2,346.12x = 3,232.12 × 1,636.66
  4. Step 4: Simplify right side
    2,346.12x = 5,289,881.52
  5. Step 5: Solve for x
    x = 5,289,881.52/2,346.12
  6. Step 6: Final answer
    x = 2,254.74

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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.