Home / 2,436.29-3,649.58-1,509.65

Finding the Fourth Proportional to 2,436.29, 3,649.58 and 1,509.65

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Solution

The fourth proportional to 2,436.29, 3,649.58 and 1,509.65 is: 2,261.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,436.29 : 3,649.58 = 1,509.65 : x
  2. Step 2: Convert to fraction form
    2,436.29/3,649.58 = 1,509.65/x
  3. Step 3: Cross multiply
    2,436.29x = 3,649.58 × 1,509.65
  4. Step 4: Simplify right side
    2,436.29x = 5,509,580.90
  5. Step 5: Solve for x
    x = 5,509,580.90/2,436.29
  6. Step 6: Final answer
    x = 2,261.46

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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.