Home / 2,477.08-3,418.49-1,358.06

Finding the Fourth Proportional to 2,477.08, 3,418.49 and 1,358.06

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Solution

The fourth proportional to 2,477.08, 3,418.49 and 1,358.06 is: 1,874.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,477.08 : 3,418.49 = 1,358.06 : x
  2. Step 2: Convert to fraction form
    2,477.08/3,418.49 = 1,358.06/x
  3. Step 3: Cross multiply
    2,477.08x = 3,418.49 × 1,358.06
  4. Step 4: Simplify right side
    2,477.08x = 4,642,507.74
  5. Step 5: Solve for x
    x = 4,642,507.74/2,477.08
  6. Step 6: Final answer
    x = 1,874.19

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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.