Home / 1,346.24-2,019.54-1,322.12

Finding the Fourth Proportional to 1,346.24, 2,019.54 and 1,322.12

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Solution

The fourth proportional to 1,346.24, 2,019.54 and 1,322.12 is: 1,983.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,346.24 : 2,019.54 = 1,322.12 : x
  2. Step 2: Convert to fraction form
    1,346.24/2,019.54 = 1,322.12/x
  3. Step 3: Cross multiply
    1,346.24x = 2,019.54 × 1,322.12
  4. Step 4: Simplify right side
    1,346.24x = 2,670,074.22
  5. Step 5: Solve for x
    x = 2,670,074.22/1,346.24
  6. Step 6: Final answer
    x = 1,983.36

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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.