Home / 2,712.49-4,069.04-1,068.59

Finding the Fourth Proportional to 2,712.49, 4,069.04 and 1,068.59

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Solution

The fourth proportional to 2,712.49, 4,069.04 and 1,068.59 is: 1,603.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,712.49 : 4,069.04 = 1,068.59 : x
  2. Step 2: Convert to fraction form
    2,712.49/4,069.04 = 1,068.59/x
  3. Step 3: Cross multiply
    2,712.49x = 4,069.04 × 1,068.59
  4. Step 4: Simplify right side
    2,712.49x = 4,348,140.28
  5. Step 5: Solve for x
    x = 4,348,140.28/2,712.49
  6. Step 6: Final answer
    x = 1,603.01

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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.