Home / 1,412.53-2,104.70-1,349.66

Finding the Fourth Proportional to 1,412.53, 2,104.70 and 1,349.66

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Solution

The fourth proportional to 1,412.53, 2,104.70 and 1,349.66 is: 2,011.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,412.53 : 2,104.70 = 1,349.66 : x
  2. Step 2: Convert to fraction form
    1,412.53/2,104.70 = 1,349.66/x
  3. Step 3: Cross multiply
    1,412.53x = 2,104.70 × 1,349.66
  4. Step 4: Simplify right side
    1,412.53x = 2,840,632.32
  5. Step 5: Solve for x
    x = 2,840,632.32/1,412.53
  6. Step 6: Final answer
    x = 2,011.02

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.