Home / 3,090.09-4,631.09-2,677.53

Finding the Fourth Proportional to 3,090.09, 4,631.09 and 2,677.53

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Solution

The fourth proportional to 3,090.09, 4,631.09 and 2,677.53 is: 4,012.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,090.09 : 4,631.09 = 2,677.53 : x
  2. Step 2: Convert to fraction form
    3,090.09/4,631.09 = 2,677.53/x
  3. Step 3: Cross multiply
    3,090.09x = 4,631.09 × 2,677.53
  4. Step 4: Simplify right side
    3,090.09x = 12,399,869.02
  5. Step 5: Solve for x
    x = 12,399,869.02/3,090.09
  6. Step 6: Final answer
    x = 4,012.79

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1.5x scale

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.