Home / 2,713.49-4,069.02-1,153.43

Finding the Fourth Proportional to 2,713.49, 4,069.02 and 1,153.43

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Solution

The fourth proportional to 2,713.49, 4,069.02 and 1,153.43 is: 1,729.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,713.49 : 4,069.02 = 1,153.43 : x
  2. Step 2: Convert to fraction form
    2,713.49/4,069.02 = 1,153.43/x
  3. Step 3: Cross multiply
    2,713.49x = 4,069.02 × 1,153.43
  4. Step 4: Simplify right side
    2,713.49x = 4,693,329.74
  5. Step 5: Solve for x
    x = 4,693,329.74/2,713.49
  6. Step 6: Final answer
    x = 1,729.63

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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.