Home / 1,621.35-2,432.01-567.37

Finding the Fourth Proportional to 1,621.35, 2,432.01 and 567.37

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Solution

The fourth proportional to 1,621.35, 2,432.01 and 567.37 is: 851.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,621.35 : 2,432.01 = 567.37 : x
  2. Step 2: Convert to fraction form
    1,621.35/2,432.01 = 567.37/x
  3. Step 3: Cross multiply
    1,621.35x = 2,432.01 × 567.37
  4. Step 4: Simplify right side
    1,621.35x = 1,379,849.51
  5. Step 5: Solve for x
    x = 1,379,849.51/1,621.35
  6. Step 6: Final answer
    x = 851.05

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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.