Home / 1,410.14-2,115.62-587.99

Finding the Fourth Proportional to 1,410.14, 2,115.62 and 587.99

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Solution

The fourth proportional to 1,410.14, 2,115.62 and 587.99 is: 882.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,410.14 : 2,115.62 = 587.99 : x
  2. Step 2: Convert to fraction form
    1,410.14/2,115.62 = 587.99/x
  3. Step 3: Cross multiply
    1,410.14x = 2,115.62 × 587.99
  4. Step 4: Simplify right side
    1,410.14x = 1,243,963.40
  5. Step 5: Solve for x
    x = 1,243,963.40/1,410.14
  6. Step 6: Final answer
    x = 882.16

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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.