Home / 5,290.61-7,300.68-3,052.58

Finding the Fourth Proportional to 5,290.61, 7,300.68 and 3,052.58

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Solution

The fourth proportional to 5,290.61, 7,300.68 and 3,052.58 is: 4,212.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,290.61 : 7,300.68 = 3,052.58 : x
  2. Step 2: Convert to fraction form
    5,290.61/7,300.68 = 3,052.58/x
  3. Step 3: Cross multiply
    5,290.61x = 7,300.68 × 3,052.58
  4. Step 4: Simplify right side
    5,290.61x = 22,285,873.25
  5. Step 5: Solve for x
    x = 22,285,873.25/5,290.61
  6. Step 6: Final answer
    x = 4,212.35

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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.