Home / 2,465.89-3,403.30-1,509.35

Finding the Fourth Proportional to 2,465.89, 3,403.30 and 1,509.35

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Solution

The fourth proportional to 2,465.89, 3,403.30 and 1,509.35 is: 2,083.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,465.89 : 3,403.30 = 1,509.35 : x
  2. Step 2: Convert to fraction form
    2,465.89/3,403.30 = 1,509.35/x
  3. Step 3: Cross multiply
    2,465.89x = 3,403.30 × 1,509.35
  4. Step 4: Simplify right side
    2,465.89x = 5,136,770.86
  5. Step 5: Solve for x
    x = 5,136,770.86/2,465.89
  6. Step 6: Final answer
    x = 2,083.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.