Home / 1,345.96-2,018.44-524.14

Finding the Fourth Proportional to 1,345.96, 2,018.44 and 524.14

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Solution

The fourth proportional to 1,345.96, 2,018.44 and 524.14 is: 786.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,345.96 : 2,018.44 = 524.14 : x
  2. Step 2: Convert to fraction form
    1,345.96/2,018.44 = 524.14/x
  3. Step 3: Cross multiply
    1,345.96x = 2,018.44 × 524.14
  4. Step 4: Simplify right side
    1,345.96x = 1,057,945.14
  5. Step 5: Solve for x
    x = 1,057,945.14/1,345.96
  6. Step 6: Final answer
    x = 786.02

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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.