Home / 1,440.02-2,160.23-562.37

Finding the Fourth Proportional to 1,440.02, 2,160.23 and 562.37

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Solution

The fourth proportional to 1,440.02, 2,160.23 and 562.37 is: 843.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,440.02 : 2,160.23 = 562.37 : x
  2. Step 2: Convert to fraction form
    1,440.02/2,160.23 = 562.37/x
  3. Step 3: Cross multiply
    1,440.02x = 2,160.23 × 562.37
  4. Step 4: Simplify right side
    1,440.02x = 1,214,834.93
  5. Step 5: Solve for x
    x = 1,214,834.93/1,440.02
  6. Step 6: Final answer
    x = 843.63

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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.