Home / 3,103.80-4,657.28-2,064.53

Finding the Fourth Proportional to 3,103.80, 4,657.28 and 2,064.53

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Solution

The fourth proportional to 3,103.80, 4,657.28 and 2,064.53 is: 3,097.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,103.80 : 4,657.28 = 2,064.53 : x
  2. Step 2: Convert to fraction form
    3,103.80/4,657.28 = 2,064.53/x
  3. Step 3: Cross multiply
    3,103.80x = 4,657.28 × 2,064.53
  4. Step 4: Simplify right side
    3,103.80x = 9,615,060.67
  5. Step 5: Solve for x
    x = 9,615,060.67/3,103.80
  6. Step 6: Final answer
    x = 3,097.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.