Home / 1,457.14-2,186.62-591.45

Finding the Fourth Proportional to 1,457.14, 2,186.62 and 591.45

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Solution

The fourth proportional to 1,457.14, 2,186.62 and 591.45 is: 887.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,457.14 : 2,186.62 = 591.45 : x
  2. Step 2: Convert to fraction form
    1,457.14/2,186.62 = 591.45/x
  3. Step 3: Cross multiply
    1,457.14x = 2,186.62 × 591.45
  4. Step 4: Simplify right side
    1,457.14x = 1,293,273.44
  5. Step 5: Solve for x
    x = 1,293,273.44/1,457.14
  6. Step 6: Final answer
    x = 887.54

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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.