Home / 3,458-4,772.04-2,216.08

Finding the Fourth Proportional to 3,458, 4,772.04 and 2,216.08

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Solution

The fourth proportional to 3,458, 4,772.04 and 2,216.08 is: 3,058.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,458 : 4,772.04 = 2,216.08 : x
  2. Step 2: Convert to fraction form
    3,458/4,772.04 = 2,216.08/x
  3. Step 3: Cross multiply
    3,458x = 4,772.04 × 2,216.08
  4. Step 4: Simplify right side
    3,458x = 10,575,222.40
  5. Step 5: Solve for x
    x = 10,575,222.40/3,458
  6. Step 6: Final answer
    x = 3,058.19

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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.