Home / 2,729.10-4,093.66-1,810.49

Finding the Fourth Proportional to 2,729.10, 4,093.66 and 1,810.49

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Solution

The fourth proportional to 2,729.10, 4,093.66 and 1,810.49 is: 2,715.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,729.10 : 4,093.66 = 1,810.49 : x
  2. Step 2: Convert to fraction form
    2,729.10/4,093.66 = 1,810.49/x
  3. Step 3: Cross multiply
    2,729.10x = 4,093.66 × 1,810.49
  4. Step 4: Simplify right side
    2,729.10x = 7,411,530.49
  5. Step 5: Solve for x
    x = 7,411,530.49/2,729.10
  6. Step 6: Final answer
    x = 2,715.74

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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.