Home / 3,303.72-4,559.10-1,811.70

Finding the Fourth Proportional to 3,303.72, 4,559.10 and 1,811.70

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Solution

The fourth proportional to 3,303.72, 4,559.10 and 1,811.70 is: 2,500.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,303.72 : 4,559.10 = 1,811.70 : x
  2. Step 2: Convert to fraction form
    3,303.72/4,559.10 = 1,811.70/x
  3. Step 3: Cross multiply
    3,303.72x = 4,559.10 × 1,811.70
  4. Step 4: Simplify right side
    3,303.72x = 8,259,721.47
  5. Step 5: Solve for x
    x = 8,259,721.47/3,303.72
  6. Step 6: Final answer
    x = 2,500.13

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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.