Home / 2,418.86-3,335.77-1,533.08

Finding the Fourth Proportional to 2,418.86, 3,335.77 and 1,533.08

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Solution

The fourth proportional to 2,418.86, 3,335.77 and 1,533.08 is: 2,114.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,418.86 : 3,335.77 = 1,533.08 : x
  2. Step 2: Convert to fraction form
    2,418.86/3,335.77 = 1,533.08/x
  3. Step 3: Cross multiply
    2,418.86x = 3,335.77 × 1,533.08
  4. Step 4: Simplify right side
    2,418.86x = 5,114,002.27
  5. Step 5: Solve for x
    x = 5,114,002.27/2,418.86
  6. Step 6: Final answer
    x = 2,114.22

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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.